Specifications:
Brand: Qualitywise1
1.Bluetooth 4.0+EDR+class2
2.Support Bluetooth association: AVRCP1.0, GAVDP 1.0, AVDTP1.0, A2DP1.0
3. Hands-Free Profile 1.5, Headset Profile V1.1
4.Wireless transmission range: 10 meters
5. Music/Calling time: 8-10 hours
6. Charging time: 5 hours
7. Frequency response: 20Hz-20kHz
8. Battery type: rechargeable lithium-ion polymer battery (3.7V 400mah)
9. Charging power supply: computer USB port DC 5V
10. Audio port: 3.5mm Stereo Jack
Package included:
wireless B570 earbuds*1
USB cable *1
Audio cable *1
User manual *1
