Wireless Bluetooth Neckband Headphones Ysupplier-FB-K1

Model: Ysupplier-FB-K1
Weight: 37g
Bluetooth Version: 4.2
Battery Capacity: 135mAh
Talking Time: up to 7 hours
Standby Time: 300 hous
Speaker: 10mm / 6U
Sensitive: 115±3db
Material: TPE+ABS
Charging Input: DC 5V , 500mA
Wireless Profile: HSP, HFP, A2DP and AVRCP
Wireless Range: 10 meter
Battery Charging time: Up to 2 hours