User Manual

Shenzhen Tongke Electronics Co., Ltd
www.sztongke.com
Add: The Second Industrial Zone, Phoenix Village, Fuyong Town, Shenzhen, China 518103
Tel: [phone] Fax: [phone]
User’s Manual
1. Product Overview
1.1 Product picture
1.2 Key Feature
- AppoTech Bluetooth 2.1+EDR
-Compatibility: works with most Bluetooth smartphones, tablets, music devices, Bluetooth 2.1
or above
-Internal rechargeable Li-ion battery, single fully charge with 6-hour operating lifetime
-Voice prompt for convenient feedback during Bluetooth Mode
-Connectivity:
Audio Connections: 3.5mm Line in
Bluetooth profiles: A2DP, AVRCP, HFP
Bluetooth range: Line of sight, 10M or 30FT
2. Electrical Specification
2.1 Audio Performance:
- Driver: 2pcs 2” full range driver(3W 2 Ohm) and 1pc bass enhance radiator
- RMS Output: 3Wx2 @10%
 System SNR: >65 dB @ 1W
 THD: <10% at the Max Volume
 Loudness: SPL >75dB @ 1kHz sine wave ( input: 800mV, Max Volume)
 Frequency response: 100Hz – 18kHz
2.2 Power Solution:
- Built-in 18650 Lithium battery 3.7V 1500mAh, single fully charged with 6-hour operating
lifetime
- Micro USB charging port, 5V/450 mA battery charging, single fully charge time is 4hrs
- UL approved lithium battery
F1S