YIZRT-RII518MINI BLUETOOTH KEYBOARD

Shenzhen Riitek Technology Co., Ltd FCC ID: YIZRT-RII518 POWER OF ATTORNEY May 20,2011 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 To Whom It May Concern: We, Shenzhen Riitek Technology Co., Ltd hereby authorize Most Technology Service Co., Ltd. (Terry YANG/ Manager) on our behalf, to apply to the Federal Communications Commission on our equipment. Any and all acts carried out by Most Technology Service Co., Ltd. (Terry YANG/ Manager)on our behalf shall have the same effect as acts of our own. This authorization expires on July 30,2011. This is to advise that we are in full compliance with the Anti-Drug Abuse Act. We, Shenzhen Riitek Technology Co., Ltd 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 pursuant to that section. Name: Juikui Chen Title: (General Manager) Date: May 20,2011

FCC ID: YIZRT-RII518 Report No.: MOST110422F1 FRONT VIEW OF SAMPLE BACK VIEW OF SAMPLE FCC ID: YIZRT-RII518 Report No.: MOST110422F1 LEFT VIEW OF SAMPLE RIGHT VIEW OF SAMPLE FCC ID: YIZRT-RII518 Report No.: MOST110422F1 TOP VIEW OF SAMPLE BOTTOM VIEW OF SAMPLE FCC ID: YIZRT-RII518 Report No.: MOST110422F1 PHOTO OF USB CABLE

FCC ID Label Sample for Product Name:MINI Bluetooth Keyboard Model Name:Rii518 Brand Name: N/A FCC ID: YIZRT-RII518 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: YIZRT-RII518 Report No.: MOST110422F1 INTERNAL PHOTO OF SAMPLE – 1 INTERNAL PHOTO OF SAMPLE – 2 FCC ID: YIZRT-RII518 Report No.: MOST110422F1 INTERNAL PHOTO OF SAMPLE –3 INTERNAL PHOTO OF SAMPLE-4 FCC ID: YIZRT-RII518 Report No.: MOST110422F1 INTERNAL PHOTO OF SAMPLE-5

Operation Principle The product operating freqency range is 2402MHz-2480MHz, the product power is supplied by battery DC5V, and can be charging by USB port, MCU is the center control processing unit, it control IC to set frequency and modulated it to transmitter by the antenna. The internal crystal frequency is 26MHz, and the transmitter antenna is internal.

REV: bluetooth-pcbdesign DRAWING NO: 11 SIZE: CODE: DRAWN: DATED: DATED: CHECKED:QUALITY CONTROL: DATED: DATED: RELEASED: COMPANY:TITLE: SHEET: OF SCALE: REVISION RECORD ABCD DATE: 1 2 3 4 5 6 DCBA LTR ECO NO: APPROVED: 6.3V 2 1 S62 2 1 S58 12 34 U7 SCONN-4 2 1 S59 2 1 S12 2 1 S87 2 1 S51 2 1 S3 2 1 S85 2 1 S68 2 1 S6 2 1 S71 2 1 S14 2 1 S50 2 1 S49 2 1 S48 2 1 S47 2 1 S56 2 1 S39 2 1 S30 2 1 S38 2 1 S57 2 1 S29 2 1 S46 2 1 S55 2 1 S45 2 1 S13 2 1 S73 2 1 S66 2 1 S54 2 1 S44 2 1 S27 2 1 S20 2 1 S1 2 1 S31 2 1 S28 2 1 S2 2 1 S26 2 1 S25 2 1 S67 2 1 S65 2 1 S72 2 1 S53 2 1 S37 2 1 S43 2 1 S74 2 1 S84 2 1 S41 2 1 S40 2 1 S32 2 1 S63 2 1 S52 2 1 S42 2 1 S22 2 1 S33 2 1 S24 2 1 S23 2 1 S21 2 1 S83 2 1 S64 2 1 S17 2 1 S16 2 1 S19 2 1 S18 2 1 S36 2 1 S35 2 1 S34 2 1 S4 1 GND 23 D+ 4 D- 5 V J4 D26 LED D25 LED D24 LED D23 LED D22 LED D20 LED D19 LED D18 LED D17 LED D15 LED D13 LED 1 2 3 Q1 R16 1K D12 LED D11 LED D10 LED D9 LED D8 LED D7 LED D6 LED R11 47 2 OUT 1 GND 3 IN U4 R10 3.3K 1 CHRG 2 GND 3 BAT 5 PROG 4 VIN U3 + C16 4.7uF 2 2 1 1 3 GND S5 C15 1uF + C14 4.7uF C13 0.1uF C12 0.1uF BT1li_Bat C11 1uF R9 1K D5 LED R8 10K C80.1uF R5 10K C6 1uF C5 1uF C4 0.1uF C3 1uF + C9 4.7uF C2 1uF C1 0.1uF R3 1K D2 LED R2 1K D1 LED R11K 1 GND 2 GND 3 P44 4 P43 5 P14 6 P12 7 P21 8 P20 9 P13 10 P41 11 P32 12 P33 13 3P0_1 14 P40 15 P34 16 P35 17 P17 18 GND 19 P16 20 P22 21 VBATT 22 P24 23 IP8V_1 24 P31 25 P23 26 P15 27 3P0V 28 P00 29 P30 30 WP 31 P05 32 P04 33 P07 34 P06 35 UP_TX 36 UP_RX 37 P02 38 P25 39 RESET_IN 40 P03 41 P01 42 P27 43 P26 44 P42 45 P10 46 P11 47 P45 48 GND U2 4321 J1 2 1 S61 2 1 S60 D4 LED [1] DC3P3V GND GND [1] ROW6 [1]P32 GND DC5V DC3P3V DC3P3V GND GND GNDGND GND BATT GND DC5V [1]COLUMN8 [1] COLUMN7 [1] COLUMN6 [1] COLUMN5 [1] ROW5 [1] COLUMN4 [1]COLUMN3[1] COLUMN2 [1] ROW0 [1] ROW1 [1] ROW2 [1] ROW3 [1] ROW4 [1] COLUMN1 [1] ROW7 [1] COLUMN0 DC3P3V [1] UP_RX [1] UP_TX GND 3P0V [1] WP [1]ROW5[1] ROW4 [1] ROW7 [1] ROW6 [1]UP_TX[1] UP_RX [1] ROW2 [1] ROW3 [1] ROW1 [1] COLUMN0 [1] COLUMN1 [1] WP 3P0V 3P0V DC3P3V 1P8V_1 3P0V [1] COLUMN6 [1]COLUMN5[1] ROW0 GND GND GND [1] COLUMN7 [1] P35 [1] P34 [1] P33 [1] P32 [1] COLUMN3 [1] COLUMN8 [1] COLUMN2 [1] COLUMN4 GND [1] P35 [1] P34 [1] P33

CAM350 V 8.0 : Mon May 16 13:58:40 2011 - (Untitled) CAM350 V 8.0 : Mon May 16 13:58:12 2011 - (Untitled) CAM350 V 8.0 : Mon May 16 13:59:28 2011 - (Untitled) CAM350 V 8.0 : Mon May 16 13:59:08 2011 - (Untitled)

FCC 47 CFR PART 15 SUBPART C TEST REPORT For Applicant : Shenzhen Riitek Technology Co., Ltd Address : A1-4, A zone, Baoyunda Logistic Center, Avenue Xixiang, BaoAn District, Shenzhen, China Product Name : MINI Bluetooth Keyboard Model Name: Rii518, KB-KT1L-BK, Rii518A, Rii518C, Rii518D, Rii518E, Mini-BK518, Mini-BK , RT-518,ZW-51008 Brand Name : N/A FCC ID : YIZRT-RII518 Report No. : MOST110422F1 Date of Issue : May 18, 2011 Issued by :Most Technology Service Co., Ltd. Address : No.5, 2nd Langshan Road, North District, Hi-tech Industrial Park, Nanshan, Shenzhen, Guangdong, China Tel : 86-755-8617 0306 Fax : 86-755-8617 0310 The report consists 38 pages in total. It may be duplicated completely for legal use with the approval of the applicant. It should not be reproduced except in full, without the written approval of our laboratory. The client should not use it to claim product endorsement by MOST. The test results in the report only apply to the tested sample. The test report shall be invalid without all the signatures of testing engineers, reviewer and approver. FCC ID: YIZRT-RII518 Report No.: MOST110422F1 Page 2 of 38 TABLE OF CONTENTS 1．VERIFICATION OF CONFORMITY .............................................................................................................. 3 2. GENERAL INFORMATION ............................................................................................................................ 4 2.1 Product Information ...................................................................................................................................... 4 2.2 Objective ...................................................................................................................................................... 5 2.3 Test Standards and Results .......................................................................................................................... 5 2.4 Environmental Conditions............................................................................................................................. 5 3. TEST FACILITY.............................................................................................................................................. 6 3.1TEST FACILITY............................................................................................................................................. 6 3.2 GENERAL TEST PROCEDURES ................................................................................................................ 6 3.3 FCC PART 15.205 RESTRICTED BANDS OF OPERATIONS..................................................................... 7 4. SETUP OF EQUIPMENT UNDER TEST ....................................................................................................... 8 4.1 SUPPORT EQUIPMENT.............................................................................................................................. 8 4.2 TEST EQUIPMENT LIST ............................................................................................................................. 9 5. 47 CFR Part 15C 15.249 Requirements....................................................................................................... 10 5.1 Spurious Emission Test .............................................................................................................................. 10 5.1.1 Requirement............................................................................................................................................ 10 5.1.2 Test Description ........................................................................................................................................11 5.1.3 Test Description ....................................................................................................................................... 12 5.1.4 Test Result............................................................................................................................................... 13 5.2 Band Edge ................................................................................................................................................. 20 5.2.1 Requirement............................................................................................................................................ 20 5.2.2 Test Description ....................................................................................................................................... 20 5.2.3Test Result................................................................................................................................................ 20 5.3 Power Line Conducted Emission Test ........................................................................................................ 25 5.3.1 Limits of Line Conducted Emission Test .................................................................................................. 25 5.3.2 BLOCK DIAGRAM OF TEST SETUP...................................................................................................... 25 5.3.3 PRELIMINARY PROCEDURE OF LINE CONDUCTED EMISSION TEST ............................................. 26 5.3.4 FINAL PROCEDURE OF LINE CONDUCTED EMISSION TEST ........................................................... 26 5.3.5 TEST RESULT OF LINE CONDUCTED EMISSION TEST ..................................................................... 27 APPENDIX 1 .................................................................................................................................................... 29 PHOTOGRAPHS OF TEST SETUP................................................................................................................. 29 APPENDIX 2 .................................................................................................................................................... 32 PHOTOGRAPHS OF EUT ............…

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FCC ID: YIZRT-RII518 Report No.: MOST110422F1 Radiated E mission T est Setup FCC ID: YIZRT-RII518 Report No.: MOST110422F1 Conducted E mission T est Setup