GJT Hv900 Wireless Bluetooth Stereo Headset Universal Vibration Neck Bluetooth Style Earphone Headphone for iPhone Android Cellphones Enabled Bluetooth Device (GOLD)

Technical specification:
Bluetooth Specification: 4.1+EDR
Bluetooth Chips:CSR8635
Bluetooth Profile:
HFP1.6ïŒHSP1.2ïŒAVRCP1.4ïŒA2DP1.2
RF Range: 10m
Noise reduction: CVC6.0
Stand-by time: about 175 hours
Calculating Conversation Time: about 6 hours
Charging time: About 2 hours
Dimension (L-W-H):1.32-0.79-1.05inch
Weight: 0.58ounces
Light weight good for sport
Display headphone's battery on the iPhone
Support voice prompt
IPX4-rated water-resistant
Charging via Micro USB connector

Accessories List:
1X Sport Bluetooth Stereo Earphone.
1X User Manual.
1X USB Charger Cable.
6X ear rubberïˆThe bluetooth earphone is with middle size ear rubbers and ear hooksï‰