Specification :
Waterproof: No
Resistance: 9Ω
Support Memory Card: No
Connectors: USB with mic
Style: Headband
Frequency Response Range: 8-25000Hz
Volume Control: Yes
Wireless Type: Bluetooth
charging time : about 2 hours
bluetooth talking time: up to 4-6 hours
music playing time: 6-8 hours (at 70% volume and below)
bluetooth version: v4.1+edr
material: cotton
support music/songs : switch,pause,play
with volume+- button : yes
standby time : about 72-120 hours
Function: Microphone, Supports music, Noise Cancelling



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