WVBAL660X4G mobile phone

1 A L L R I G H T S R E S E R V E D © 2015. All rights reserved! No replication allowed! This handbook is for reference only. Software might upgrade any time, and no further notifications will be announced. SAFETY PRECAUTIONS Please read the following safety guidelines before using the device.  Do not use the phone while you are driving.  Do not place magnetic storage media near your phone. Radiation from the phone may erase the information stored on them.  Keep your phone and its accessories away from children.  Cell phone can interfere with the functioning of medical devices such as hearing aids or pacemakers. Contacts having active medical implants should keep their cell phone at least 15 cm away from the implant.  Permanent hearing loss may occur if you use earphones or headphones at high volume.  Use a wireless hands-free system (headphone/ headset) with a low power Bluetooth emitter.  Make sure the cell phone has a low SAR.  Keep your calls short or send a text message (SMS) instead. This advice applies specially to children adolescents and pregnant women.  Use cell phone when the signal quality is good. 2 T A B L E O F C O N T E N T S ALL RIGHTS RESERVED ...................................... 1 TABLE OF CONTENTS ......................................... 2 1. UNDERSTANDING YOUR DEVICE .................... 3 1.1 DEVICE OVERVIEW ....................................................... 4 2. INSTALLING CARDS ........................................ 5 2.1 INSTALLING CARDS & BATTERY...................................... 5 2.2 POWERING ON/OFF THE DEVICE ................................... 6 3. SYSTEM GUIDE ................................................ 7 3.1 MAIN SCREEN OPERATING ............................................ 7 3.2 USING YOUR PHONE..................................................... 7 3.3 CALLING ...................................................................... 8 3.4 MESSAGING ................................................................. 8 3.5 CONTACTS ................................................................... 8 4. HOME SCREEN............................................... 10 4.1 CUSTOMIZING SCREEN ............................................... 10 5. MULTIMEDIA .................................................. 11 5.1 FILE MANAGER .......................................................... 11 5.2 CAMERA .................................................................... 11 5.3 GALLERY .................................................................... 11 5.4 FM RADIO.................................................................. 11 5.5 BROWSER .................................................................. 11 6. APPLICATIONS & UTILITIES .......................... 12 6.1 CALCULATOR ............................................................. 12 6.2 CLOCK ....................................................................... 12 7. SPECIFICATIONS ........................................... 13 ENVIRONMENTAL CONCERN ............................ 14 3 1 . U N D E R S T A N D I N G Y O UR D E V I C E AVVIO L660 is a smart phone, such as Android Version 5.1, Wi-Fi, 1.0G Quad Core Processor, 8.0 MP Digital Camera, etc. 4 1 . 1 D E VI C E O V E R V I E W Position of Keys 1. Earphone Jack 2. Earpiece 3. Volume Control Key 4. Touch Screen 5. Back Key 6. Home Key 7. Record Recent 8. Front Camera Lens 9. USB Port 10. Power Key 11. Flash 12. Battery Cover 13. Speaker 14. Camera Lens 5 2. I N S T A L L I N G C A R D S 2.1 I N S T A L L I N G C A R D S & BA T T E R Y Please switch off your device before inserting or removing the SIM card and memory card. Installing SIM Card In order to install battery and SIM card in the device, please follow the steps mentioned below:  Switch off your device.  Remove the battery cover and battery of the device.  Insert the SIM cards. Installing Memory Card Your device supports T-Flash card, which is a multimedia memory card used to multiply the memory of the device. The T-flash card is small and should be pulled out and installed carefully and prudently in order to avoid any kind of damage. Please follow the steps mentioned below to install the memory card in the device:  Switch off your device.  Remove the battery cover and battery of the device.  Insert the T-Flash memory card into the slot. Charging the Battery The device prompts a warning tone and message stating insufficient battery when the battery power is low. 6 Please follow the instructions mentioned below to charge your device:  Plug the connector of the charger into the jack of the device.  Plug the charger into a standard AC wall outlet. Charging....... Fully Charged....... You should fully charge the battery before using the device for the first time. It is recommended to charge the battery for three hours before using the device for the first time. 2.2 P O W E R I N G O N/O F F T H E D E V I C E Turning On the Device After installing the SIM card/s and charging the battery, you are now ready to turn on your device.  Long press and hold the Power Key to turn on the device.  The first screen that appears is known as the Home/idle Screen.  Drag up the unlock icon to release the screen.  If the screen turns off, then short press the Power Key to turn on the display. Turning Off the Device  Press and hold the Power Key.  A pop-up window appears, select Power off. 7 3 . S Y S T E M G U I D E 3.1 M A I N S C R E E N O P E R A T I N G Notification Panel The table below lists various icons that might appear on the Notification Panel of the device. Network intensity of SIM card 1 or SIM card 2 Battery level of the device New short message Missed call notification Headset is plugged in USB connected Wi-Fi is connected Bluetooth is activated 4G network is in use 3.2 U S I N G Y O U R P H O N E Enter main menu In idle mode press the key to enter the main menu on the desktop and press the (Home) key to return. Enter sub menu In the main menu click the ic…

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Brightstar Corporation 9725 NW 117th Ave.,Miami,Florida,United States,33178 Tel: 1 305.921-1470; Fax: 1 305.863-3367 Date: October 28, 2015 Statement We, Brightstar Corporation, states that our device, FCC ID: WVBAL660X. The label will put under the battery inside the battery compartment and it is visible to the users as they purchase the products and install the battery. Sincerely yours, _______________ Welton Giolo

Rev. 1/1/03 Brightstar Corporation 9725 NW 117th Ave.,Miami,Florida,United States,33178 Tel: 1 305.921-1470 ; Fax: 1 305.863-3367 Date: October 28, 2015 Federal Communications Commission Authorization and Evaluation Division Confidentiality Request regarding application for certification of FCC ID: WVBAL660X Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules, we hereby request confidential treatment of information accompanying this application as outlined below: Schematics Block Diagram Parts List Operation Description Tune up Procedure The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors. The applicant understands that pursuant to Section 0.457 of the Rules, disclosure of this application and all accompanying documentation will not be made before the date of the Grant for this application. Sincerely, ________________________ Welton Giolo

Brightstar Corporation 9725 NW 117th Ave.,Miami,Florida,United States,33178 Tel: 1 305.921-1470 ; Fax: 1 305.863-3367 Date: October 28, 2015 Power of Attorney To whom it may concern, Please be notified that I, Welton Giolo, have designated Michael Lin in Sporton International Inc. as the person being responsible for this project and to sign the form 731 and other documentation. Any and all acts carried out by Michael Lin in Sporton International Inc. on the matters of relating to all processes required in the FCC approval and any communication needed with the national authority, shall have the same legal authority as acts on our own behalf. We further certifies that neither the applicant nor any party to this application, as defined in 47 CFR Ch. 1.2002 (b), is subject to a denial to Federal benefits, that include FCC benefits, pursuant to section 5301 of the Anti-Drug Abuse Act of 1998, 21 U.S.C. 835(a). This authorization is limited to the product of as following: FCC ID: WVBAL660X If you have any acknowledgement and response, please send it to Sporton International Inc. directly. Should you have any questions or comments regarding this matter, please have my best attention. Sincerely yours, Contact Person: Welton Giolo Company: Brightstar Corporation TEL: 1 305.921-1470 FAX: 1 305.863-3367 E-mail: [email protected]

1/1 Brightstar Corporation Date: October 28, 2015 Federal Communications Commission Authorization and Evaluation Division RE : Certification Application FCC ID : WVBAL660X To Whom It May Concern, Pursuant to sections 0.457 and 0.459 of CFR 47, Public Notice DA 04-1705 of the Commission’s policy and to avoid premature release of sensitive information prior to marketing or release of the product to the public, the applicant requests the following documents contained in this certification application be temporarily withheld from public disclosure for an initial period of 180 days:  External Photos  Internal Photos  Test set-up photos  Users Manual The application contains technical information, which Brightstar Corporation deems to be trade secrets and proprietary. If made public, the information might be used to the disadvantage of the applicant in the market place. The Applicant understands that pursuant to Rule 0.457, disclosure of this Application and all accompanying documentation will not be made before the date of the Grant for this application Sincerely, Contact Person: Welton Giolo Company: Brightstar Corporation TEL: 1 305.921-1470 FAX: 1 305.863-3367 E-mail: [email protected]

Photographs of EUT Report No.: EP582704 Brand Name: Avvio / Model Name: Avvio L660 SPORTON INTERNATIONAL (SHENZHEN) INC. Page Number : 1 of 30 TEL : 86-755-8637-9589 Report Issued Date : Nov. 04, 2015 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : WVBAL660X 1. External Photograph of EUT Photographs of EUT Report No.: EP582704 Brand Name: Avvio / Model Name: Avvio L660 SPORTON INTERNATIONAL (SHENZHEN) INC. Page Number : 2 of 30 TEL : 86-755-8637-9589 Report Issued Date : Nov. 04, 2015 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : WVBAL660X Photographs of EUT Report No.: EP582704 Brand Name: Avvio / Model Name: Avvio L660 SPORTON INTERNATIONAL (SHENZHEN) INC. Page Number : 3 of 30 TEL : 86-755-8637-9589 Report Issued Date : Nov. 04, 2015 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : WVBAL660X Photographs of EUT Report No.: EP582704 Brand Name: Avvio / Model Name: Avvio L660 SPORTON INTERNATIONAL (SHENZHEN) INC. Page Number : 4 of 30 TEL : 86-755-8637-9589 Report Issued Date : Nov. 04, 2015 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : WVBAL660X Photographs of EUT Report No.: EP582704 Brand Name: Avvio / Model Name: Avvio L660 SPORTON INTERNATIONAL (SHENZHEN) INC. Page Number : 5 of 30 TEL : 86-755-8637-9589 Report Issued Date : Nov. 04, 2015 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : WVBAL660X Photographs of EUT Report No.: EP582704 Brand Name: Avvio / Model Name: Avvio L660 SPORTON INTERNATIONAL (SHENZHEN) INC. Page Number : 6 of 30 TEL : 86-755-8637-9589 Report Issued Date : Nov. 04, 2015 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : WVBAL660X Photographs of EUT Report No.: EP582704 Brand Name: Avvio / Model Name: Avvio L660 SPORTON INTERNATIONAL (SHENZHEN) INC. Page Number : 7 of 30 TEL : 86-755-8637-9589 Report Issued Date : Nov. 04, 2015 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : WVBAL660X Specification of Accessory AC Adapter Brand Name Avvio Model Name U0B2E0A050100 Battery Brand Name Avvio Model Name KLB210N340 Earphone 1 Signal Line Type 1.2m, non-shielded cable, without ferrite core Earphone 2 Signal Line Type 1.2m, non-shielded cable, without ferrite core Earphone 3 Signal Line Type 1.2m, non-shielded cable, without ferrite core Earphone 4 Signal Line Type 1.2m, non-shielded cable, without ferrite core USB Cable 1 Signal Line Type 1meter, shielded cable, without ferrite core USB Cable 2 Signal Line Type 1meter, shielded cable, without ferrite core Remark: 1. For accessories equipped with this EUT, please refer to the following photos. 2. For earphone 1 and earphone 3, earphone 2 and earphone 4, the differences are only for color, we only evaluate earphone 1 and earphone 2 to test. 2. Photograph of Accessory Photographs of EUT Report No.: EP582704 Brand Name: Avvio / Model Name: Avvio L660 SPORTON INTERNATIONAL (SHENZHEN) INC. Page Number : 8 of 30 TEL : 86-755-8637-9589 Report Issued Date : Nov. 04, 2015 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : WVBAL660X Photographs of EUT Report No.: EP582704 Brand Name: Avvio / Model Name: Avvio L660 SPORTON INTERNATIONAL (SHENZHEN) INC. Page Number : 9 of 30 TEL : 86-755-8637-9589 Report Issued Date : Nov. 04, 2015 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : WVBAL660X AC Adapter Photographs of EUT Report No.: EP582704 Brand Name: Avvio / Model Name: Avvio L660 SPORTON INTERNATIONAL (SHENZHEN) INC. Page Number : 10 of 30 TEL : 86-755-8637-9589 Report Issued Date : Nov. 04, 2015 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : WVBAL660X Battery Photographs of EUT Report No.: EP582704 Brand Name: Avvio / Model Name: Avvio L660 SPORTON INTERNATIONAL (SHENZHEN) INC. Page Number : 11 of 30 TEL : 86-755-8637-9589 Report Issued Date : Nov. 04, 2015 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : WVBAL660X

Photographs of EUT Report No.: EP582704 Brand Name: Avvio / Model Name: Avvio L660 SPORTON INTERNATIONAL (SHENZHEN) INC. Page Number : 12 of 30 TEL : 86-755-8637-9589 Report Issued Date : Nov. 04, 2015 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : WVBAL660X 3. Internal Photograph of EUT WWAN Diversity Antenna <Rx> Bluetooth & WLAN Antenna <Tx/Rx> GPS Antenna <Rx> WWAN Main Antenna <Tx/Rx> Photographs of EUT Report No.: EP582704 Brand Name: Avvio / Model Name: Avvio L660 SPORTON INTERNATIONAL (SHENZHEN) INC. Page Number : 13 of 30 TEL : 86-755-8637-9589 Report Issued Date : Nov. 04, 2015 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : WVBAL660X Photographs of EUT Report No.: EP582704 Brand Name: Avvio / Model Name: Avvio L660 SPORTON INTERNATIONAL (SHENZHEN) INC. Page Number : 14 of 30 TEL : 86-755-8637-9589 Report Issued Date : Nov. 04, 2015 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : WVBAL660X Photographs of EUT Report No.: EP582704 Brand Name: Avvio / Model Name: Avvio L660 SPORTON INTERNATIONAL (SHENZHEN) INC. Page Number : 15 of 30 TEL : 86-755-8637-9589 Report Issued Date : Nov. 04, 2015 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : WVBAL660X Photographs of EUT Report No.: EP582704 Brand Name: Avvio / Model Name: Avvio L660 SPORTON INTERNATIONAL (SHENZHEN) INC. Page Number : 16 of 30 TEL : 86-755-8637-9589 Report Issued Date : Nov. 04, 2015 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : WVBAL660X Photographs of EUT Report No.: EP582704 Brand Name: Avvio / Model Name: Avvio L660 SPORTON INTERNATIONAL (SHENZHEN) INC. Page Number : 17 of 30 TEL : 86-755-8637-9589 Report Issued Date : Nov. 04, 2015 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : WVBAL660X Photographs of EUT Report No.: EP582704 Brand Name: Avvio / Model Name: Avvio L660 SPORTON INTERNATIONAL (SHENZHEN) INC. Page Number : 18 of 30 TEL : 86-755-8637-9589 Report Issued Date : Nov. 04, 2015 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : WVBAL660X Photographs of EUT Report No.: EP582704 Brand Name: Avvio / Model Name: Avvio L660 SPORTON INTERNATIONAL (SHENZHEN) INC. Page Number : 19 of 30 TEL : 86-755-8637-9589 Report Issued Date : Nov. 04, 2015 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : WVBAL660X Photographs of EUT Report No.: EP582704 Brand Name: Avvio / Model Name: Avvio L660 SPORTON INTERNATIONAL (SHENZHEN) INC. Page Number : 20 of 30 TEL : 86-755-8637-9589 Report Issued Date : Nov. 04, 2015 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : WVBAL660X Photographs of EUT Report No.: EP582704 Brand Name: Avvio / Model Name: Avvio L660 SPORTON INTERNATIONAL (SHENZHEN) INC. Page Number : 21 of 30 TEL : 86-755-8637-9589 Report Issued Date : Nov. 04, 2015 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : WVBAL660X Photographs of EUT Report No.: EP582704 Brand Name: Avvio / Model Name: Avvio L660 SPORTON INTERNATIONAL (SHENZHEN) INC. Page Number : 22 of 30 TEL : 86-755-8637-9589 Report Issued Date : Nov. 04, 2015 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : WVBAL660X Photographs of EUT Report No.: EP582704 Brand Name: Avvio / Model Name: Avvio L660 SPORTON INTERNATIONAL (SHENZHEN) INC. Page Number : 23 of 30 TEL : 86-755-8637-9589 Report Issued Date : Nov. 04, 2015 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : WVBAL660X Photographs of EUT Report No.: EP582704 Brand Name: Avvio / Model Name: Avvio L660 SPORTON INTERNATIONAL (SHENZHEN) INC. Page Number : 24 of 30 TEL : 86-755-8637-9589 Report Issued Date : Nov. 04, 2015 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : WVBAL660X Photographs of EUT Report No.: EP582704 Brand Name: Avvio / Model Name: Avvio L660 SPORTON INTERNATIONAL (SHENZHEN) INC. Page Number : 25 of 30 TEL : 86-755-8637-9589 Report Issued Date : Nov. 04, 2015 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : WVBAL660X Photographs of EUT Report No.: EP582704 Brand Name: Avvio / Model Name: Avvio L660 SPORTON INTERNATIONAL (SHENZHEN) INC. Page Number : 26 of 30 TEL : 86-755-8637-9589 Report Issued Date : Nov. 04, 2015 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : WVBAL660X Photographs of EUT Report No.: EP582704 Brand Name: Avvio / Model Name: Avvio L660 SPORTON INTERNATIONAL (SHENZHEN) INC. Page Number : 27 of 30 TEL : 86-755-8637-9589 Report Issued Date : Nov. 04, 2015 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : WVBAL660X Photographs of EUT Report No.: EP582704 Brand Name: Avvio / Model Name: Avvio L660 SPORTON INTERNATIONAL (SHENZHEN) INC. Page Number : 28 of 30 TEL : 86-755-8637-9589 Report Issued Date : Nov. 04, 2015 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : WVBAL660X WWAN Diversity Antenna <Rx> Photographs of EUT Report No.: EP582704 Brand Name: Avvio / Model Name: Avvio L660 SPORTON INTERNATIONAL (SHENZHEN) INC. Page Number : 29 of 30 TEL : 86-755-8637-9589 Report Issued Date : Nov. 04, 2015 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : WVBAL660X WWAN Main Antenna <Tx/Rx> Photographs of EUT Report No.: EP582704 Brand Name: Avvio / Model Name: Avvio L660 SPORTON INTERNATIONAL (SHENZHEN) INC. Page Number : 30 of 30 TEL : 86-755-8637-9589 Report Issued Date : Nov. 04, 2015 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : WVBAL660X Bluetooth & WLAN Antenna <Tx/Rx> GPS Antenna <Rx>

SPORTON INTERNATIONAL (SHENZHEN) INC. TEL : 86-755-8637-9589/ FAX : 86-755-8637-9595 Issued Date : Nov. 04, 2015 FCC ID : WVBAL660X Page 1 of 56 Form version. : 150415 FCC SAR Test Report Report No. : FA582704 FCC SAR Test Report APPLICANT : Brightstar Corporation EQUIPMENT : 4G mobile phone BRAND NAME : Avvio MODEL NAME : Avvio L660 FCC ID : WVBAL660X STANDARD : FCC 47 CFR Part 2 (2.1093) ANSI/IEEE C95.1-1992 IEEE 1528-2013 We, SPORTON INTERNATIONAL (SHENZHEN) INC., would like to declare that the tested sample has been evaluated in accordance with the procedures and had been in compliance with the applicable technical standards. The test results in this report apply exclusively to the tested model / sample. Without written approval of SPORTON INTERNATIONAL (SHENZHEN) INC., the test report shall not be reproduced except in full. SPORTON INTERNATIONAL (SHENZHEN) INC. 1F & 2F, Building A, Morning Business Center, No. 4003 ShiGu Rd., Xili Town, Nanshan District, Shenzhen, Guangdong, P. R. China Approved by: Jones Tsai / Manager Reviewed by: Mark Qu / Manager SPORTON INTERNATIONAL (SHENZHEN) INC. TEL : 86-755-8637-9589/ FAX : 86-755-8637-9595 Issued Date : Nov. 04, 2015 FCC ID : WVBAL660X Page 2 of 56 Form version. : 150415 FCC SAR Test Report Report No. : FA582704 Table of Contents 1. Statement of Compliance ............................................................................................................................................. 4 2. Administration Data ...................................................................................................................................................... 5 3. Guidance Standard ....................................................................................................................................................... 5 4. Equipment Under Test (EUT) Information ................................................................................................................... 6 4.1 General Information ............................................................................................................................................... 6 4.2 General LTE SAR Test and Reporting Considerations ........................................................................................... 7 5. RF Exposure Limits....................................................................................................................................................... 9 5.1 Uncontrolled Environment ...................................................................................................................................... 9 5.2 Controlled Environment .......................................................................................................................................... 9 6. Specific Absorption Rate (SAR) ..................................................................................................................................10 6.1 Introduction ...........................................................................................................................................................10 6.2 SAR Definition .......................................................................................................................................................10 7. System Description and Setup ...................................................................................................................................11 8. Measurement Procedures ...........................................................................................................................................12 8.1 Spatial Peak SAR Evaluation ................................................................................................................................12 8.2 Power Reference Measurement............................................................................................................................13 8.3 Area Scan .............................................................................................................................................................13 8.4 Zoom Scan ............................................................................................................................................................14 8.5 Volume Scan Procedures ......................................................................................................................................14 8.6 Power Drift Monitoring ...........................................................................................................................................14 9. Test Equipment List .....................................................................................................................................................15 10. System Verification ....................................................................................................................................................16 10.1 Tissue Verification ...............................................................................................................................................16 10.2 System Performance Check Results ...................................................................................................................17 11. RF Exposure Positions ..............................................................................................................................................18 11.1 Ear and handset reference point .........................................................................................................................18 11.2 Definition of the cheek position ............................................................................................................................19 11.3 Definition of the tilt position..................................................................................................................................2…

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SPORTON INTERNATIONAL (SHENZHEN) INC. TEL : 86-755-8637-9589/ FAX : 86-755-8637-9595 Issued Date : Nov. 04, 2015 FCC ID : WVBAL660X Page C1 of C1 Form version. : 150415 FCC SAR Test Report Report No. : FA582704 Appendix C. DASY Calibration Certificate The DASY calibration certificates are shown as follows.

SPORTON INTERNATIONAL (SHENZHEN) INC. Page Number : 1 of 42 TEL : 86-755-8637-9589 Report Issued Date : Nov. 04, 2015 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : WVBAL660X FCC RF Test Report Report No. : FR582704B FCC RF Test Report APPLICANT : Brightstar Corporation EQUIPMENT : 4G mobile phone BRAND NAME : Avvio MODEL NAME : Avvio L660 FCC ID : WVBAL660X STANDARD : FCC Part 15 Subpart C §15.247 CLASSIFICATION : (DTS) Digital Transmission System The product was received on Aug. 27, 2015 and testing was completed on Sep. 09, 2015. We, SPORTON INTERNATIONAL (SHENZHEN) INC., would like to declare that the tested sample has been evaluated in accordance with the test procedures and has been in compliance with the applicable technical standards. The test results in this report apply exclusively to the tested model / sample. Without written approval of SPORTON INTERNATIONAL (SHENZHEN) INC., the test report shall not be reproduced except in full. Prepared by: James Huang / Manager Approved by: Jones Tsai / Manager SPORTON INTERNATIONAL (SHENZHEN) INC. 1F & 2F, Building A, Morning Business Center, No. 4003 ShiGu Rd., Xili Town, Nanshan District, Shenzhen, Guangdong, P. R. China SPORTON INTERNATIONAL (SHENZHEN) INC. Page Number : 2 of 42 TEL : 86-755-8637-9589 Report Issued Date : Nov. 04, 2015 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : WVBAL660X FCC RF Test Report Report No. : FR582704B TABLE OF CONTENTS SUMMARY OF TEST RESULT ......................................................................................................................... 4 1 GENERAL DESCRIPTION .......................................................................................................................... 5 1.1 Applicant ............................................................................................................................................ 5 1.2 Manufacturer ...................................................................................................................................... 5 1.3 Product Feature of Equipment Under Test ........................................................................................ 5 1.4 Product Specification subjective to this standard .............................................................................. 5 1.5 Modification of EUT ........................................................................................................................... 6 1.6 Testing Location ................................................................................................................................ 6 1.7 Applicable Standards ......................................................................................................................... 6 2 TEST CONFIGURATION OF EQUIPMENT UNDER TEST ........................................................................ 7 2.1 Descriptions of Test Mode ................................................................................................................. 7 2.2 Test Mode .......................................................................................................................................... 8 2.3 Connection Diagram of Test System ................................................................................................. 9 2.4 Support Unit used in test configuration and system ........................................................................ 10 2.5 EUT Operation Test Setup .............................................................................................................. 10 2.6 Measurement Results Explanation Example ................................................................................... 10 3 TEST RESULT .......................................................................................................................................... 11 3.1 6dB Bandwidth Measurement ......................................................................................................... 11 3.2 Peak Output Power Measurement .................................................................................................. 14 3.3 Power Spectral Density Measurement ............................................................................................ 16 3.4 Conducted Band Edges and Spurious Emission Measurement ..................................................... 22 3.5 Radiated Band Edges and Spurious Emission Measur…

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