Click on the image to check the artwork
By certification 
1. Ideal for sports
2. Materials: ABS+TPE
3. With UV or rubber oil finish
4. Colour: OEM
5. Hi-fi sound quality
6. Logo and packaging: OEM
7. Certification of TELEC
1> BT Version.: Airoha 4.2
2> Rang: 33FT/ 10M
3> Battery: 55mAh
4> Voltage: 3.7V
5> Power: <100mW
6> Talking time: 4H
7> Charging time:1-2H
8> Charging way: USB 5V
9> Frequency Response: 20Hz-20KHz
10> Support HFP/ HSP/ A2DP/ AVRCP"
http://www.kaiwei-china.com/
