HGOIS11Bluetooth Keyboard

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. NOTE: Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: …Reorient or relocate the receiving antenna. …Increase the separation between the equipment and receiver. … Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. …Consult the dealer or an experienced radio/TV technician for help.

Block Diagram U1 Bluetooth Module XTAL 24MHz Keyboard Input DC 3.7V Battery EEPROM LED Indicator DC 5V USB Ant. 2402-2480MHz

SEENDA TECHNOLOGY CO., LTD Model: IS11 REPORT NO.: STR12038323I FCC PART 15.247 EXHIBIT 2 - EUT EXTERNAL PHOTOGRAPHS EUT View 1 EUT View 2 SEENDA TECHNOLOGY CO., LTD Model: IS11 REPORT NO.: STR12038323I FCC PART 15.247 EUT View 3 EUT View 4 SEENDA TECHNOLOGY CO., LTD Model: IS11 REPORT NO.: STR12038323I FCC PART 15.247 EUT View 5 EUT View 6 SEENDA TECHNOLOGY CO., LTD Model: IS11 REPORT NO.: STR12038323I FCC PART 15.247 EUT View 7 EUT View 8 SEENDA TECHNOLOGY CO., LTD Model: IS11 REPORT NO.: STR12038323I FCC PART 15.247 EUT View 9 EUT View 10

SEENDA TECHNOLOGY CO., LTD Model: IS11 REPORT NO.: STR12038323I FCC PART 15.247 EXHIBIT 1- PRODUCT LABELING Proposed FCC ID Label Format Specifications : Text is Black in color and justified. Labels are printed in indelible ink on permanent adhesive silk-screened onto the EUT or shall be affixed at a conspicuous location on the EUT. Proposed Label Location on EUT FCC ID Label Location Bluetooth Keyboard Model: IS11 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. SEENDA TECHNOLOGY CO., LTD Made in China

SEENDA TECHNOLOGY CO., LTD Model: IS11 REPORT NO.: STR12038323I FCC PART 15.247 EXHIBIT 3 - EUT INTERNAL PHOTOGRAPHS EUT Housing and Board View Solder Board-Component View 1 SEENDA TECHNOLOGY CO., LTD Model: IS11 REPORT NO.: STR12038323I FCC PART 15.247 Solder Board-Component View 2

Circuit Description 1. IC: U1 is a bluetooth module of the keyboard, the oscillator is generated the 24MHz clock signal to it, the operator operating the keyboard via the key-press, and the control signal input to the control unit, the radio frequency out is from 2402 to 2480MHz. 2. IC: U4 is a EEPROM as a memory of the circuit. 3. The working voltage is 3.7V by the battery, and the keyboard with three LED indicators. 4. USB Port is charging for the battery. Antenna Specification: Type of Antenna: PCB Antenna Frequency Range: 2400-2483.5MHz Maximum Gain: 0 dBi Impedance: 50 ohm Antenna View Placement of Antenna

RF Exposure Requirements Product Description: Bluetooth keyboard Model No.: IS11 FCC ID: HGOIS11 Acorrding to the KDB-447498, the following RF exposure evaluation shall to demonstrate RF exposure compliance. Tx frequency range: 2402~2480MHz Device category: Portable device Maximum Output Power: 1.5794mW (1.985dBm) Limit: 60/f(GHz) mW = 24.19 mW Source-based time-averaged conducted output power is 1.5794 mW =< 60/f So the transmitter complies with the RF exposure requirements and the SAR is not required.

1 2 3 4 56 ABCD 6 5 4 3 2 1 D CBA Title Number Revision Size B Date: 28-Jul-2011 Sheet of File: F:\Wo rk \ 蓝牙键盘 \ 蓝牙键盘 .DD B Drawn By: 123456789 1011121314151617 18 19 20 21 22 23 24 25 2627282930313233343536373839404142 43 44 45 46 47 48 U1Blue_Model A0 1 A1 2 A2 3 GND 4 SDA 5 SCL 6 WP 7 VCC 8 U4FM24C64 C110nF Q13356 R1175KR12100K C9NC C610uF C710uF ANT1 1234567891011121314151617181920212223242526 CN1CON26 C0C1C2C3C4C5C6C7 S0S1S2S3S4S5S6S7S8S9S10S11S12S13S14S15 C0 C1 C2 C3 C4 C5 C6C7S0 S1S2S3S4S5S6 S7 S8 S9 S10S11 S12 S13 S14 S15 SW2connect SCLSDA D+D- LED WP SCLSDAWP R1610K R1510K R1410K V18 V18 V18 D?LED LED2LED 12345 J?USB CHRG 1 GND 2 BAT 3 VCC 4 PROG 5 U2TP4055 R42K R310K D+D- CHARG BAT13.7V C2NC SW2POWER C3100nF VIN 1 GND 2 MODE 3 VOUT 4 LX 5 U3CE8509 L12.2uH C410uF V18 C8100nF R102K R910K LED VBAT VBAT VBAT R82K Q53357 R610K R510K CHARG VCC VCC R170RR170RR210R

SEENDA TECHNOLOGY CO., LTD Model: IS11 REPORT NO.: STR12038323I FCC PART 15.247 EXHIBIT 4 - TEST SETUP PHOTOGRAPHS Conducted Emission Test Setup Charging mode Radiation Emission Test Setup (Below 30MHz) SEENDA TECHNOLOGY CO., LTD Model: IS11 REPORT NO.: STR12038323I FCC PART 15.247 Radiation Emission Test Setup (30MHz to 1GHz) Transmitting Mode: Charging Mode: SEENDA TECHNOLOGY CO., LTD Model: IS11 REPORT NO.: STR12038323I FCC PART 15.247 Radiation Emission Test Setup (Above 1GHz)