Bluetooth Wireless Noise reduction Stereo Earphone Super Bass Sound Sport headphone

Bluetooth Version: 4.1
Frequency: 2.4GHz
Wireless range: up to 10m in open space
Battery capacity: 50mAh for left one and 50 mah for right one
USB charging port
Sweat Proof,Prevent rain
Working time: one pair for 2.5 hours
Standby time: one piece for about 120 hours, and one pair for about 60 hours
Charging time: about 1 hours
IOS/Android system display battery capacity
Supports A2DP/ HFP/ HSP / AVRCP
Adopt the advanced CVC6.0 active noise-cancellation
Built-in superior HD microphone, provide clear and loud sound
Pause the music: short press the MFB one time
Answer a call: use single earphone to answer call, short press MFB one time.
End a call: short press MFB one time during call
Reject a call: short press MFB twice
True Wireless Stereo,Call report,Line control,Redial,Intelligent one-driving-two