Best Neckband Bluetooth Headphone V4.1 Wireless Stereo Sport Sweatproof Headsets Built-in Mic/ Apt -X1.Specifications:
Chipset
CSR 8645
Bluetooth Version V4.1
Operati...
Bluetooth Wireless Headphone for Samsung iPhone HTC:Bluetooth earphone with micro USB charger cableBluetooth version: V4.1Support: HFP, HSP, A2DP, AVRCPThe la...
Factory Supply sports neckband bluetooth headphone wireless bluetooth earphone headset
Bluetooth Specification : V4.1+EDR class 2RF Frequency Range: 2.402-...