Brand Name:RV77
Style:In-Ear
Communication:Wireless
Connectors:USB
Wireless Type:Bluetooth
Vocalism Principle:Hybrid technology
Control Button:Yes
Volume Control:Yes
Active Noise-Cancellation:No
Function:Bluetooth,Microphone,Wireless Headphone,For Mobile Phone,Sport,Supports music
Plug Type:Line Type
Line Length:0.7m
Is wireless:Yes
With Microphone:Yes







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