high grade neckband Simptech Sound2 sport bluetooth wireless stereo headse
Bluetooth version: V4.0
Bluetooth chip: CSR 8635 +EDRMusic: Up to 12 hoursSupports: HSP, HFP, A2D...
Sport music player earphone neckband wireless with microphone1.Specifications:
Chipset
CSR 8645
Bluetooth Version V4.1
Operation Distance
10 m
Color
Black gold...
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...
Mp3 player headphone stereo neckband headphone/headsetFashion design, Super bass and leather soft earcupBrilliant color with high-fidelity soud&a...