UTO-DU7106DU FM TRANSMITTER

User Manual 1. Front Panel ○ 1 ○ 2 ○ 3 ○ 4 ○ 5 ○ 7 ○ 6 Image 1-1 Product front pane schematic ○ 1LED light ○ 2 Band switch + ○ 3Display ○ 4 Negative shrapnel ○ 5 Band switch - ○ 6 Nipple ○ 73.5mm Audio input 2. Rear Panel Image 1-2 Product rear pane schematic 3.Installation Module Image 1-3 4．Operation Tutorial This chapter describes the transmitter instructions. 4.1 Open / Close Module Points chimney automatically boot when pluging, and the screen automatically displays the emission band。 4.2 Band operation （1）when switching in image 1-1 of ○ 2 +, each time, the firing frequency and display frequency will increases 0.1MHZ, long-term hold down the button, the firing frequency and display frequency will show auto-increment bands. （2）when switching in image 1-1of ○ 5 - , each time, the transmitting frequency band and display frequency will decrease 0.1MHZ, long-term hold down the button, the transmitting frequency and display frequency will show auto-decreasement bands. 4..3 Audio input （1）Iphone charging head can input audio on Iphone3G ， Iphone4G ， Ipad （2）3.5mm audio input in image 1-1 of ○7 is available for Audio input 4.4 Music Receiver Radio Can be used to receive audio signals, when the radio frequency was tuned after the lamp transmitters frequency shown in, then audio signals can be recevied 4.5 Charging function While using iphone chargeing head to input audio signal ,Iphone3G ，Iphone4G can be charged 5. Fcc statement This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. THE MANUFACTURER IS NOT RESPONSIBLE FOR ANY RADIO OR TV INTERFERENCE CAUSED BY UNAUTHORIZED MODIFICATIONS TO THIS EQUIPMENT. SUCH MODIFICATIONS COULD VOID THE USER'S AUTHORITY TO OPERATE THE EQUIPMENT.

Block Diagram DC Voltage 5V DC Voltage 3.3V Receiving audio input signal and transmitting frequency signals Input audio signal Emission band signal Display Drive r Display channel Process driven INPUT DC Voltage 12V

ESI Cases and Accessories FCC ID: UTO-DU7106 POWER OF ATTORNEY September 20, 2010 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 To Whom It May Concern: We, the undersigned, hereby authorize Bontek Compliance Testing Laboratory Ltd.(Tony Wu) on our behalf, to apply to the Federal Communications Commission on our equipment. Any and all acts carried out by Bontek Compliance Testing Laboratory Ltd. (Tony Wu) on our behalf shall have the same effect as acts of our own. This is to advise that we are in full compliance with the Anti-Drug Abuse Act.We, ESI Cases and Accessories.are not subject to a denial of federal benefits pursuant to Section 5301 of the Anti-Drug Act of 1988, 21 USC853a, and no party to the application is subject to a denial of federal benefits pursuantto that section. Sincerely, ESI Cases and Accessories Elliot Azoulay (Managing Director)

External Photographs EUT – Combination View EUT – Side View

FCC ID Label Sample for FCC ID:UTO-DU7106 FCC ID: UTO-DU7106 Model: DU7106 This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.

FCC ID Location FCC ID Location

Internal Photographs EUT- Ucoverd view EUT – PCB View

Circuit Description Input 12V DC voltage by J1,J2, IC34063 will reduce to 5 volts, 5 V voltage from IC U3 then reduce to 3.3 volts, To the IC KT0803M power, KT0803M for audio input and firing frequency of IC, the display shows the frequency by the IC SN8P2612 and IC HT1621 drive

1 2 3 4 56 ABCD 6 5 4 3 2 1 D CBA Title Number Revision Size B Date: 13-Sep-2010 Sheet of File: E:\ 电源厂相关电路 \DU 双环发射器 \DU 双环发射器电路图 \DU 双环发射器原理图 .d db Drawn By: SWC 1 SWE 2 TC 3 GND 4 CII 5 VCC 6 Ipk 7 DRC 8 U1MC34063 R10.22R 1 J1CON1 D1 1N4007 1 J2CON1 C147uF/35V C2102 D2SS24 L1220uH C3 220uF/16V +5V R26.8KR32.2K IN 3 GND 1 OUT 2 U2 AMS1117-3.3V C5100uF/16V +5V +3.3V VDD 1 XI 2 XO 3 IOVDD 4 VDD 5 INL 6 INR 7 SW 8 GND 9 RSTB 10 VDD 11 GND 12 SDA 13 SDL 14 VDD 15 PA_OUT 16 U3KT0803M R910kR810k R620k C8 1uF C9 1uF IPOD RIPOD L A 1 B 2 C 3 D 4 E 5 J3PHONEJACK STEREO SW INRINL R720k R100R RFGNDRFGND RFGNDRFGND RFGND SCLSDA +3.3V INLINR R4RES2 +3.3V E1 ANTENNA R55.1K C23102 +3.3V +3.3V Y1 7.6M C615P C715P 1234 J4CON4 1234 J5CON4 +3.3V SCLSDA +5V IPOD LIPOD R C10 2.2uF/50V 1 2 3 4 56 ABCD 6 5 4 3 2 1 D CBA Title Number Revision Size B Date: 13-Sep-2010 Sheet of File: E:\ 电源厂相关电路 \DU 双环发射器 \DU 双环发射器电路图 \DU 双环发射器原理图 .d db Drawn By: P1.2 1 P1.3 2 P0.0/INT0 3 P1.5/RST/VPP 4 VSS 5 P5.0 6 P5.1 7 P5.2 8 P5.3 9 P5.4/PZ0/PWM0 10 P5.5 11 P5.6 12 P5.7 13 VDD 14 XOUT/P1.4 15 XIN/P1.6 16 P1.0 17 P1.1 18 U1SN8P2612 R11k C21uF R2100R KEY+ KEY- +3.3V +3.3V C1CAP +3.3V CSWRDATA CS 1 RD 2 WR 3 DATA 4 VSS 5 OSC0 6 OSC1 7 VLCD 8 VDD 9 IRQ 10 BZ 11 BZ 12 COM0 13 COM1 14 COM2 15 COM3 16 SEG0 48 SEG1 47 SEG2 46 SEG3 45 SEG4 44 SEG5 43 SEG6 42 SEG7 41 SEG8 40 SEG9 39 SEG10 38 SEG11 37 SEG12 36 SEG13 35 SEG14 34 SEG15 33 SEG16 32 SEG17 31 SEG18 30 SEG19 29 SEG20 28 SEG21 27 SEG22 26 SEG23 25 SEG24 24 SEG25 23 SEG26 22 SEG27 21 SEG28 20 SEG31 17 SEG29 19 SEG30 18 HT1 CSWRDATA R3 10K +3.3V SEG0SEG1SEG2SEG3SEG4SEG5SEG6SEG7 SEG0 SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 COM0COM1COM2COM3 COM0COM1COM2COM3 S1 SW-PB S2 SW-PB KEY+KEY- A0 1 A1 2 A2 3 GND 4 SDA 5 SCL 6 WP 7 VCC 8 IC124C04 +3.3V R44.7K R54.7K SCL SDA SCLSDA +3.3V SCLSDA 1234 J2CON4 123456789 101112 LCD1CON12 123 LED1 CON3 +3.3V R6 200R R10510R D1LED +3.3V

Note: This test report is limited to the above client company and the product model only. It may not be duplicated without prior written consent of Bontek Compliance Laboratory Ltd. Test Report of FCC Part 15 C for FCC Certificate On Behalf of ESI Cases and Accessories Product description: DU FM Transmitter Model No.: DU7106 FCC ID: UTO-DU7106 Prepared for: ESI Cases and Accessories 240 Madison Ave 11 Floor, New York, NY 10016,USA Prepared by: Bontek Compliance Testing Laboratory Ltd. 1/F, Block East H-3, OCT Eastern Ind. Zone, Qiaocheng East Road, Nanshan, Shenzhen, China Tel: 86-755-86337020 Fax: 86-755-86337028 Report No.: BCT10IR-1437E Issue Date: September 20, 2010 Test Date: September 01~20, 2009 Test by: Reviewed By: Kendy Wang Tony Wu Report No.: BCT10IR-1437E Page 2 of 23 FCC ID: UTO-DU7106 TABLE OF CONTENTS 1 - GENERAL INFORMATION ....................................................................................................................... 3 1.1 Product Description for Equipment Under Test (EUT) ............................................................ 3 APPLICANT: ................................................................................................................................................... 3 1.2 Related Submittal(s) / Grant (s) .............................................................................................. 3 1.3 Test Methodology ................................................................................................................... 3 1.4 Test Facility............................................................................................................................. 4 2. SYSTEM TEST CONFIGURATION ............................................................................................................ 5 2.1 EUT Configuration .................................................................................................................. 5 2.2 EUT Exercise .......................................................................................................................... 5 2.3 General Test Procedures........................................................................................................ 5 2.4 List of Measuring Equipments Used ....................................................................................... 6 3. SUMMARY OF TEST RESULTS ................................................................................................................ 8 4. TEST OF CONDUCTED EMISSION........................................................................................................... 9 4.1 Applicable Standard................................................................................................................ 9 4.2 Test Setup Diagram ................................................................................................................ 9 5- RADIATED EMISSIONS ........................................................................................................................... 10 5.1 Limit of Radiated Emissions (FCC 47 CFR 15.209 Class B): ............................................. 10 5.2 EUT Setup ............................................................................................................................ 10 5.3 Test Procedure ..................................................................................................................... 10 5.4 Test Result............................................................................................................................ 11 6- OCCUPIED BANDWIDTH ........................................................................................................................ 19 6.1 Requirement of Occupied Bandwidth ................................................................................... 19 6.2 Test Procedure ..................................................................................................................... 19 6.3 Emissions within Band Edges Test Result............................................................................ 19 7. ANTENNA REQUIREMENT ..................................................................................................................... 23 7.1 Standard Applicable.............................................................................................................. 23 7.2 Antenna Connected Construction ......................................................................................... 23 Report No.: BCT10IR-1437E Page 3 of 23 FCC ID: UTO-DU7106 1 - GENERAL INFORMATION 1.1 Product Description for Equipment Under Test (EUT) Applicant: ESI Cases and Accessories Address of Applicant: 240 Madison Ave 11 Floor, New York, NY 10016,USA Manufacturer: ESI Cases and Accessories Address of Manufacturer: 240 Madison Ave 11 Floor, New York, NY 10016,USA EUT Description: Gooseneck FM Transmitter Trade Name: N.A. Model No.: DU7106 Rated Voltage Input:12VDC Frequency Range 88~108MHz Channel Separation 20kHz Product Class: Low Power Communication Device Transmitter EUT Cable: Audio input cable, 0.8m long, unshielded Remark: * The test data gathered are from the production sample provided by the manufacturer. 1.2 Related Submittal(s) / Grant (s) This submittal(s) is a test report based on the Electromagnetic Interference (EMI) tests performed on the EUT. The EMI measurements were performed according to the measurement procedure described in ANSI C63.4 - 2003. The following Declaration of Conformity report of EUT is prepared in accordance with FCC Rules and Regulations Part 15 Subpart C Section15.239 The objective of the manufacturer is to demonstrate compliance with the described above standards. 1.3 Test Methodology Both conducted and radiated testing were performed according to the procedures in ANSI C63.4 - 2003, American National Standard for Methods of Measurement of Radio-Noise Emissions from Low- Voltage Electrical and Electronic Eq…

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TEST SETUP PHOTOGRAPHS Radiated Emission Y: X: Z: The “Z” position is worst case emission of the 3 tested orthogonal positions. The test report just show the worst case emission test data.