2ACVFVT-8Two Way Radio

Shenzhen ChangTaiWei Electronic CO.,LTD TWO WAY RADIO, WalkieTalkie Model:VT-8 SCAN CTCSS38/DCS61 0.5W ERP The VT-8works on the frequency band: 462.5625MHz~462.7125MHz(GMRS 1~7 channel) 467.5625MHz~467.7125MHz(FRS 8~14channel) 462.5500MHz~462.7250MHz(GMRS 15~22 channel) Import Note:When use the GMRS Band, the user needs a license. Caution: To maintain compliance with the FCC's RF exposure guidelines hold the transmitter and antenna at least 1 inch (2.5 centimeters) from your face and speak in a normal voice, with the antenna pointed up and away from the face, use only the supplied belt chip for this product and transmitting, use of other accessories may not ensure compliance wit FCC RF exposure guidelines This equipment complies with FCC RF radiation exposure limits set forth for an uncontrolled environment. Unauthorized antennas, modification, or attachments could damage the transmitter and may violate FCC regulations. The device is authorized to operate at a duty factor not to exceed 50%

Shenzhen ChangTaiWei Electronic CO.,LTD Add: 5/F., 6 Block, XinGu Industrial zone, GuShu Village, XiXiang Town, BaoAn District, Shenzhen City, GuangDong Province, China Tel: 86-755-27346471 Fax: 86-755-27346181 2014-07-01 To: Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD Confidentiality Request regarding application for certification of FCC ID: 2ACVFVT-8 We hereby request confidential treatment of information accompanying this application as outlined below: - Schematics Diagram - Block Diagram - Operation description - Tune-up info Cover Letter 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 & 0.459 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, Client’s name / title : YU YONGJIE / CEO Contact information / address : 5/F., 6 Block, XinGu Industrial zone, GuShu Village, XiXiang Town, BaoAn District, Shenzhen City, GuangDong Province, China Tel: 86-755-27346471 Fax: 86-755-27346181 E-Mail: [email protected]

SHENZHEN LCS COMPLIANCE TESTING LABORATORY LTD. FCC ID: 2ACVFVT-8 Report No.: LCS1406210671E This report shall not be reproduced except in full, without the written approval of Shenzhen LCS Compliance Testing Laboratory Ltd.. Page 1 of 4 1. EXTERIOR PHOTOGRAPHS Fig.1 Fig.2 SHENZHEN LCS COMPLIANCE TESTING LABORATORY LTD. FCC ID: 2ACVFVT-8 Report No.: LCS1406210671E This report shall not be reproduced except in full, without the written approval of Shenzhen LCS Compliance Testing Laboratory Ltd.. Page 2 of 4 Fig.3 Fig.4 SHENZHEN LCS COMPLIANCE TESTING LABORATORY LTD. FCC ID: 2ACVFVT-8 Report No.: LCS1406210671E This report shall not be reproduced except in full, without the written approval of Shenzhen LCS Compliance Testing Laboratory Ltd.. Page 3 of 4 Fig.5 Fig.6 SHENZHEN LCS COMPLIANCE TESTING LABORATORY LTD. FCC ID: 2ACVFVT-8 Report No.: LCS1406210671E This report shall not be reproduced except in full, without the written approval of Shenzhen LCS Compliance Testing Laboratory Ltd.. Page 4 of 4 Fig.7

SHENZHEN LCS COMPLIANCE TESTING LABORATORY LTD. FCC ID: 2ACVFVT-8 Report No.: LCS1406210671E This report shall not be reproduced except in full, without the written approval of Shenzhen LCS Compliance Testing Laboratory Ltd. Page 1 of 1 LABEL AND LOCATION Size: L2.5cm*W1.0cm Material: Tagboard Glue: adhesive sticker Font color: White Label color: Black Label Location TWO WAY RADIO, WalkieTalkie Model: VT-8 FCC ID: 2ACVFVT-8 Shenzhen ChangTaiWei Electronic CO.,LTD

SHENZHEN LCS COMPLIANCE TESTING LABORATORY LTD. FCC ID: 2ACVFVT-8 Report No.: LCS1406210671E This report shall not be reproduced except in full, without the written approval of Shenzhen LCS Compliance Testing Laboratory Ltd.. Page 1 of 3 1. INTERIOR PHOTOGRAPHS Fig.1 Fig.2 Antenna SHENZHEN LCS COMPLIANCE TESTING LABORATORY LTD. FCC ID: 2ACVFVT-8 Report No.: LCS1406210671E This report shall not be reproduced except in full, without the written approval of Shenzhen LCS Compliance Testing Laboratory Ltd.. Page 2 of 3 Fig.3 Fig.4 SHENZHEN LCS COMPLIANCE TESTING LABORATORY LTD. FCC ID: 2ACVFVT-8 Report No.: LCS1406210671E This report shall not be reproduced except in full, without the written approval of Shenzhen LCS Compliance Testing Laboratory Ltd.. Page 3 of 3 Fig.5

PCB version T388C(BK4811) ver01 No name part number specification location PCS 1 CH160808-5N6S(F) Chip inductor 0603 size 5n6H +/-0.3N L2 L13 2 2 CH160808-15NJ(F) Chip inductor 0603 size 15nH +/-5% L7 L11 2 3 CH160808-18NJ(F) Chip inductor 0603 size 18nH +/-5% L10 1 4 CH160808-27NJ(F) Chip inductor 0603 size 27nH +/-5% L1 1 5 CH160808-56NJ(F) Chip inductor 0603 size 56nH +/-5% L6 1 6 CH160808-221NJ(F) Chip inductor 0603 size 220nH +/-5% L8 1 7 CHIP SPRING COIL ER 0.32X1.2*4TN L18 L19 2 8 CHIP SPRING COIL ER 0.32X1.2*5TN L4 1 9 CL10C010CB8NNNC CAP,1.0pF±0.25pF,50V,0603 C99 C100 2 10 CL10C040CB8NNNC CAP,4.0pF±0.25pF,50V,0603 C81 C37 2 11 CL10C050CB8NNNC CAP,5pF±0.25pF,50V,0603 C69 4 12 CL10C100DB8NNNC CAP,10pF±5%,50V,0603 C57 C98 C1 3 13 CL10C120JB8NNNC CAP,12pF±5%,50V,0603 C97 1 14 CL10C150JB8NNNC CAP,15pF±5%,50V,0603 C59 1 15 CL10C180JB8NNNC CAP,18pF±5%,50V,0603 C60 1 16 CL10C200JB8NNNC CAP,20pF±5%,50V,0603 C58 1 17 CL10C250JB8NNNC CAP,25pF±5%,50V,0603 C63 1 18 CL10C330JB8NNNC CAP,33pF±5%,50V,0603 C64 1 20 CL10B221KB8NNNC CAP,COG,220pF±10%,50V,0603 C55 1 21 CL10B271KB8NNNC CAP,COG,270pF±10%,50V,0603 C38 1 22 CL10B471KB8NNNC CAP,COG,470pF±10%,50V,0603 C23 C95 2 24 CL10B103KB8NNNC CAP,10nF±10%,10V,0603 C31 C65C49 C53 4 25 CL10F104ZO8NNNC CAP,100nF +80/-20%,10V,0603 C16 C17C35 C42C45 C51C76 C10 C9C26 10 26 CL10A474KP8NNNC CAP,470nF±10%,10V,0603 C21 1 CL10C101JB8NNNC CAP,1nF±10%,50V,0603 C14 C18 C48 C5 C39 capacitor 19 inductor 23 VT-8 MAIN PCBA part list PCBA,VT-8 projectld d reference BOM vesion CL10B102KB8NNNC 12 C3 C6 C24 C27 C29C33 C41C56 C62C67 C54 C61 CAP,100pF±5%,50V,0603 27 CL10F105ZP8NNNC CAP,1UF+80/-20%,10V,0603 C20 C30C47 3 28 CL10F475ZP8NNNC CAP,4.7UF+80/-20%,10V,0603 C8 C12 C52 3 29 CL31F106ZPENNNE CapChip,10uF,0805,+80/-20% C2 C25 2 30 CL21A226MQQNNNE CAP,22UF±20%,6.3V,0805 C66 1 31 TRIMMER 10PF CAP_C_TRIMMER 10PF 6.5mm CP 1 32 CAP.100uF +/- CAP_E_GEN 100uF/10V(D4XL7) C32 1 33 0603J0000JT5E RES,0Ω±5%,50V,1/16W,0603 R30 R23 2 34 0805 J068JT5E RES,6.8Ω±1%,50V,1/8W,0805 R15 1 35 0603J0100JT5E RES,10Ω±5%,50V,1/16W,0603 R13 1 36 0603J0470JT5E RES,47Ω±5%,50V,1/16W,0603 R38 1 37 0603J0121JT5E RES,120Ω±5%,50V,1/16W,0603 R1 R27 2 38 0603J0471JT5E RES,470Ω±5%,50V,1/16W,0603 R44 1 39 0603J0681JT5E RES,680Ω±5%,50V,1/16W,0603 R5 R28 2 40 0603J0102JT5E RES,1.0K±5%,50V,1/16W,0603 R9 L3 2 41 0603J0122JT5E RES,1.2K±5%,50V,1/16W,0603 R12 1 42 0603J0182JT5E RES,1.8k±5%,50V,1/16W,0603 R7 1 43 0603J0103JT5E RES,10k±5%,50V,1/16W,0603 R17 R34 2 44 0603J0123JT5E RES,12k±5%,50V,1/16W,0603 R37 1 45 0603J0153JT5E RES,15k±5%,50V,1/16W,0603 R2 1 46 0603J0223JT5E RES,22K±5%,50V,1/16W,0603 R40 1 47 0603J0273JT5E RES,27K±5%,50V,1/16W,0603 R3 1 48 0603J0823JT5E RES,82K±5%,50V,1/16W,0603 R20 1 49 0603J0104JT5E RES,100k±5%,50V,1/16W,0603 R18 R19R10 R25R29 R31 6 50 0603J0154JT5E RES,150k±5%,50V,1/16W,0603 R32 1 51 0603J0184JT5E RES,180k±5%,50V,1/16W,0603 R24 1 52 0603J0334JT5E RES,330k±5%,50V,1/16W,0603 R11 1 53 0603J0564JT5E RES,560k±5%,50V,1/16W,0603 R35 1 54 0603J0824JT5E RES,820K±5%,50V,1/16W,0603 R8 R36 2 55 QFN24NT7A-075-CU IC BK4811 U1 1 56 AT24C02BN-10SU-2.7 IC AT24C02 IC2 1 57 LB4890 IC LB4890 MSOP-8 U2 1 58 LC1463CB5ATR30 IC LC1463CB5ATR30 3.0V LDO U3 1 59 SC9305 IC SC9305 MPU U4 1 60 crystal XTAL_21.7MHz(15P) BXK 21.700 Y2 1 61 LTST-C193KBKT-5A LED CHIP BLUE ELT-0603GC D5 1 62 5203WCH LED LAMP WHITE (D5MM) D1 1 63 ZMM6V2 DIODE_ZEN. ZMM6V2 0.5W 6.2V SOD-123 D6 1 64 BA592 Chip Pin Diode BA592 SOD323 (=1SS314) D2 D4 2 IC resistor 65 1N4148 T4 Chip Pin Diode 1N4148 D12 D3 2 66 2SC4901YK-TR-E Chip transistor 2SC4901 SOT323 Q6 1 67 Chip transistor PRF957 SOT323 Q10 1 68 HE3078 TR_MOSFET 2SK3078A Q8 1 69 DTC114EETL Chip transistor DTC114EE Q4 Q7 2 70 DTC114YETL Chip transistor DTA114YE Q2 Q3 Q5Q1 4 71 EM6050P MIC EM-9767-6050-2-P (PIN) MIC1 1 72 J2004B EARPHONE JACK(2.5mm) J2 1 73 D1.0*6.8*43.5MM,15 SPRING ANT. FOR T-388 FRS 1 74 JC-6416 LCD JC-6416 FOR FRS VT-8 LCD1 1 mechanica l transisto r

The test report merely corresponds to the test sample. It is not permitted to copy extracts of these test result without the written permission of the test laboratory. SAR REPORT Report Reference No. .................... : TRE14070006 R/C..........: 20570 FCC ID. ............................................ : 2ACVFVT-8 Applicant’s name ........................... : Shenzhen ChangTaiWei Electronic CO.,LTD Address ............................................. : 5/F., 6 Block, XinGu Industrial zone, GuShu Village, XiXiang Town, BaoAn District, Shenzhen City, GuangDong Province, China Manufacturer......................................: Shenzhen ChangTaiWei Electronic CO.,LTD Address...............................................: 5/F., 6 Block, XinGu Industrial zone, GuShu Village, XiXiang Town, BaoAn District, Shenzhen City, GuangDong Province, China Test item description .................... : TWO WAY RADIO, WalkieTalkie(PMR Radio) Trade Mark ....................................... : / Model/Type reference ....................... : VT-8 List Model ......................................... : VT-400 Standard ......................................... : OET 65C Date of receipt of test sample...........: Jun 01,2014 Date of testing..............................: Jun 01,2014- Jun 02, 2014 Date of issue.................................: Jun 23, 2014 Result .................. ........................: PASS Compiled by ( position+printed name+signature) .. : File administrators May Hu Supervised by ( position+printed name+signature) .. : Test Engineer Jerome Luo Approved by ( position+printed name+signature) .. : Manager Hans Hu Testing Laboratory Name ............. : Shenzhen Huatongwei International Inspection Co., Ltd Address ............................................. : Keji Nan No.12 Road, Hi-tech Park, Shenzhen, China Shenzhen Huatongwei International Inspection Co., Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen Huatongwei International Inspection Co., Ltd is acknowledged as copyright owner and source of the material. Shenzhen Huatongwei International Inspection Co., Ltd takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. Report No.: TRE14070006 Page 2 of 53 Contents 1. T E S T S T A N D A R D S 3 2. S U M M A R Y 4 2.1. Client Information 4 2.2. Product Description 4 2.3. Equipment under Test 4 2.4. Short description of the Equipment under Test (EUT) 4 2.5. TEST Configuration 4 2.6. EUT operation mode 5 2.7. EUT configuration 5 2.8. Modifications 5 3. T E S T E N V I R O N M E N T 6 3.1. Address of the test laboratory 6 3.2. Test Facility 6 3.3. Environmental conditions 7 3.4. SAR Limits 7 3.5. Equipments Used during the Test 7 4. S A R M E AS U R E M E N T S S Y S T E M C O NF I G U R A T I O N 8 4.1. SAR Measurement Set-up 8 4.2. DASY5 E-field Probe System 9 4.3. Phantoms 10 4.4. Device Holder 10 4.5. Scanning Procedure 11 4.6. Data Storage and Evaluation 12 4.7. Tissue Dielectric Parameters for Head and Body Phantoms 13 4.8. Dielectric Performance 14 4.9. System Check 14 4.10. Measurement Procedures 16 5. T E S T C O N D I T I O N S A N D R E S U L T S 20 5.1. Conducted Power Results 20 5.2. Test reduction procedure 20 5.3. SAR Measurement Results 20 5.4. Measurement Uncertainty 21 5.5. System Check Results 22 5.6. SAR Test Graph Results 23 6. C A L I B R A T I O N C E R T I F I CA T E 27 6.1. Probe Calibration Ceriticate 27 6.2. D450V3 Dipole Calibration Ceriticate 39 6.3. DAE4 Calibration Ceriticate 47 7. T E S T S E T U P P H O T O S 50 8. E U T P H O T O S 51 Report No.: TRE14070006 Page 3 of 53 1. T E S T S T A N D A R D S The tests were performed according to following standards: IEEE Std C95.1, 1999: IEEE Standard for Safety Levels with Respect to Human Exposure to Radio Frequency Electromagnetic Fields, 3 KHz to 300 GHz. IEEE Std 1528™-2013: IEEE Recommended Practice for Determining the Peak Spatial-Average Specific Absorption Rate (SAR) in the Human Head from Wireless Communications Devices: Measurement Techniques. SUPPLEMENT C Edition 01-01 to OET BULLETIN 65 Edition 97-01 June 2001 including DA 02-1438 June 19, 2002: Evaluating Compliance with FCC Guidelines for Human Exposure to Radiofrequency Electromagnetic Fields Additional Information for Evaluation Compliance of Mobile and Portable Devices with FCC Limits for Human Exposure to Radiofrequency Emissions. KDB 447498 D01 Mobile Portable RF Exposure v04: Mobile and Portable Device RF Exposure Procedures and Equipment Authorization Policies Report No.: TRE14070006 Page 4 of 53 2. S U M M A R Y 2.1. Client Information Applicant: Shenzhen ChangTaiWei Electronic CO.,LTD Address: 5/F., 6 Block, XinGu Industrial zone, GuShu Village, XiXiang Town, BaoAn District, Shenzhen City, GuangDong Province, China Manufacturer: Shenzhen ChangTaiWei Electronic CO.,LTD Address: 5/F., 6 Block, XinGu Industrial zone, GuShu Village, XiXiang Town, BaoAn District, Shenzhen City, GuangDong Province, China 2.2. Product Description The Shenzhen ChangTaiWei Electronic CO.,LTD’s Model: VT-8 or the “EUT” as referred to in this report; more general information as follows, for more details, refer to the user’s manual of the EUT. Name of EUT TWO WAY RADIO, WalkieTalkie Model Number VT-8 Product type identical prototype Battery information DC 6.0V by 4*AAA batteries Accessories list 1. belt-clip Rated Output Power GMRS&FRS<0.5W Modilation Type FM Emission Type F3E Channel Separation 25KHz Antenna Type Bulit-in Antenna, Antenna Gain: 0dBi Frequency range 462.5625MHz ~ 462.7125MHz(GMRS 1~7 channel) 467.5625MHz ~ 467.7125MHz(FRS 8~14channel) 462.5500MHz ~ 462.7250MHz(GMRS 15~22 channel) RF Output Power GMRS: <0.5W,FRS: <0.5W RF exposure environment General Public Use Maximum SAR Vaule 0.710W/Kg (100% Duty Cycle)/0.355W/Kg (50% Duty Cycle) 2.3. Equipment und…

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SHENZHEN LCS COMPLIANCE TESTING LABORATORY LTD. FCC ID: 2ACVFVT-8 Report No.: LCS1406210671E This report shall not be reproduced except in full, without the written approval of Shenzhen LCS Compliance Testing Laboratory Ltd.. Page 1 of 32 FCC Part 95 RF TEST REPORT For Shenzhen ChangTaiWei Electronic CO.,LTD TWO WAY RADIO, WalkieTalkie Model No.: VT-8 Additional Model No.: VT-400 Prepared for : Shenzhen ChangTaiWei Electronic CO.,LTD Address : 5/F., 6 Block, XinGu Industrial zone, GuShu Village, XiXiang Town, BaoAn District, Shenzhen City, GuangDong Province, China Prepared by : Shenzhen LCS Compliance Testing Laboratory Ltd. Address : 1/F., Xingyuan Industrial Park, Tongda Road, Bao'an Avenue, Bao'an District, Shenzhen, Guangdong, China Date of receipt of test sample : June 21, 2014 Number of tested samples : 1 Serial number : Prototype Date of Test : June 21, 2014 – July 01, 2014 Date of Report : July 01, 2014 SHENZHEN LCS COMPLIANCE TESTING LABORATORY LTD. FCC ID: 2ACVFVT-8 Report No.: LCS1406210671E This report shall not be reproduced except in full, without the written approval of Shenzhen LCS Compliance Testing Laboratory Ltd.. Page 2 of 32 FCC Part 95 RF TEST REPORT FCC CFR 47 PART 2 AND PART 95 Report Reference No. .............. : LCS1406210671E Date of Issue ................................ : July 01, 2014 Testing Laboratory Name ......... : Shenzhen LCS Compliance Testing Laboratory Ltd. Address ........................................ : 1/F., Xingyuan Industrial Park, Tongda Road, Bao'an Avenue, Bao'an District, Shenzhen, Guangdong, China Testing Location/ Procedure ........ : Full application of Harmonised standards ■ Partial application of Harmonised standards □ Other standard testing method □ Applicant’s Name ....................... : Shenzhen ChangTaiWei Electronic CO.,LTD Address ........................................ : 5/F., 6 Block, XinGu Industrial zone, GuShu Village, XiXiang Town, BaoAn District, Shenzhen City, GuangDong Province, China Test Specification Standard ....................................... : TIA-603-D, FCC CFR 47 PART 2 AND PART 95 Test Report Form No. ................ : LCSEMC-1.0 TRF Originator ............................ : Shenzhen LCS Compliance Testing Laboratory Ltd. Master TRF .................................. : Dated 2011-03 Shenzhen LCS Compliance Testing Laboratory Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen LCS Compliance Testing Laboratory Ltd. is acknowledged as copyright owner and source of the material. Shenzhen LCS Compliance Testing Laboratory Ltd. takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. Test Item Description. ............... : TWO WAY RADIO, WalkieTalkie Trade Mark .................................. : N/A Model/ Type reference ................. : VT-8 Ratings ......................................... : DC 6.0V by 4*AAA batteries Result ......................................... : Positive Compiled by: Supervised by: Approved by: Leo Lee/ File administrators Danny Huang/ Technique principal Gavin Liang/ Manager SHENZHEN LCS COMPLIANCE TESTING LABORATORY LTD. FCC ID: 2ACVFVT-8 Report No.: LCS1406210671E This report shall not be reproduced except in full, without the written approval of Shenzhen LCS Compliance Testing Laboratory Ltd.. Page 3 of 32 FCC -- TEST REPORT Test Result Positive The test report merely corresponds to the test sample. It is not permitted to copy extracts of these test result without the written permission of the test laboratory. Test Report No. : LCS1406210671E July 01, 2014 Date of issue Type / Model........................... : VT-8 EUT......................................... : TWO WAY RADIO, WalkieTalkie Applicant............................... : Shenzhen ChangTaiWei Electronic CO.,LTD Address.................................. : 5/F., 6 Block, XinGu Industrial zone, GuShu Village, XiXiang Town, BaoAn District, Shenzhen City, GuangDong Province, China Telephone............................... : / Fax.......................................... : / Manufacturer........................ : Shenzhen ChangTaiWei Electronic CO.,LTD Address................................... : 5/F., 6 Block, XinGu Industrial zone, GuShu Village, XiXiang Town, BaoAn District, Shenzhen City, GuangDong Province, China Telephone............................... : / Fax.......................................... : / Factory................................... : Shenzhen ChangTaiWei Electronic CO.,LTD Address................................... : 5/F., 6 Block, XinGu Industrial zone, GuShu Village, XiXiang Town, BaoAn District, Shenzhen City, GuangDong Province, China Telephone............................... : / Fax.......................................... : / SHENZHEN LCS COMPLIANCE TESTING LABORATORY LTD. FCC ID: 2ACVFVT-8 Report No.: LCS1406210671E This report shall not be reproduced except in full, without the written approval of Shenzhen LCS Compliance Testing Laboratory Ltd.. Page 4 of 32 TABLE OF CONTENTS 1. GENERAL INFORMATION .................................................................................................................................... 5 1.1. DESCRIPTION OF DEVICE (EUT) ............................................................................................................................ 5 1.2. HOST SYSTEM CONFIGURATION LIST AND DETAILS .............................................................................................. 6 1.3. EXTERNAL I/O CABLE ............................................................................................................................................ 6 1.4. DESCRIPTION OF TEST FACILITY ............................................................................................................................ 6 1.5. STATEMENT OF THE MEASUREMENT UNCERT…

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SHENZHEN LCS COMPLIANCE TESTING LABORATORY LTD. FCC ID: 2ACVFVT-8 Report No.: LCS1406210671E _______________________________________________________________________________________________ This report shall not be reproduced except in full, without the written approval of Shenzhen LCS Compliance Testing Laboratory Ltd.. Page 1 of 1 1. TEST SETUP PHOTOGRAPHS 1.1. Photo of Radiated Emissions Measurement Fig.1 Fig.2