Specifications

Table Of Contents

MODEL NO.:I7

Doc No.: R&D-I7

Page 1 of 2

Products specification

• Version: 5.0

• Input: DC 5V

• Battery capacity : 3.7 V/ 50mAh

• Talking time: 2-3 hours

• Charging time: 40-50 min

• Profile support: HSP / HFP / A2DP /AVRCP

• Sensitive: 120 ±5dB

• Frequency response： 20~20000Hz

• Impedance: 32Q

Wireless pairing

A. Long press the multi-function buttons of both sides at the same time until the LED flashing in red and blue alternately or blue,

and release your hands, the both sides could pair automatically.

Remark: The earphones could be self-paired once open, but if it's not paired, pls refer to the below steps to pair the earpieces.

Long press the multi-function buttons of both sides at the same time until the LED flashing in red and blue alternately. Then

double click either side to enter pairing mode. When they are paired successful, the main earphone continue to flashing in red

and blue alternately and the another earphone flashing in blue once every 5 seconds .

C. Turn on the Bluetooth on your device and choose TSD-BT908 to connect, when the LED of both sides flash slowly in blue, the

earphones connect with your device successful.

D. The earphones will be automatically paired after the first pairing is successful. Earphones and cell phones are automatically

linked if earphones working for the same used cell phones. Or manually select the TSD-BT908 to connect again if the earphones

working for another phones.

Change instruction:

A. Earphones charging indicator: The red light on when the earphones is charging,and the red light off Automatically after

the earphones full of power.

B. Charging case charging indicator: The blue light's on when it's for earphones charging, and red light's on when it*s

charging. The lights will be off when they are full charged.

2. OFF

Long press the function key for several seconds, and

RED light's on firstly, then power off. When the earphones is paired, turns one of the earphones off, the either side will be off

automatically.

3. CALL

When the earphones on and connected with phone, making & answering phone call is supported Headphones work on both

sides of the phone, and there's incoming call, it would broadcast calling numbers. Caller number alert, press the function key

on working earphone can response calling, and long press for rejected.

Press function key to hang up the calling. In call volume could be adjusted by mobile.

4. Listen to the music

Listening to the music is supported after mobile phone connected with earphones.

PAGE 1
Products specification • • • • • • • • • Version: 5.0 Input: DC 5V Battery capacity : 3.7 V/ 50mAh Talking time: 2-3 hours Charging time: 40-50 min Profile support: HSP / HFP / A2DP /AVRCP Sensitive: 120 ±5dB Frequency response： 20~20000Hz Impedance: 32Q Wireless pairing A. Long press the multi-function buttons of both sides at the same time until the LED flashing in red and blue alternately or blue, and release your hands, the both sides could pair automatically.
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Press function key to stop the music, re-click to start the music. Double click the function key to call back. Precautions 1. The earphones should be stored in a dry and ventilated environment, to avoid moisture and dust affecting product performance. 2. Avoid using stimulus, organic solvents or items containing these ingredients to dean the earphones. 3. The use of earphones should be correctly as per the specification, pay attention to use the influence of environment on the earphones.