Professional-grade Bluetooth Headphones Noise Cancelling Stereo Foldable Headset

Function: For Mobile Phone,Sport,For Internet Bar,for Video Game
Support APP: No
Line Length: 0.5m
Active Noise-Cancellation: No
Support Apt-x: No
Support Memory Card: No
Vocalism Principle: Hybrid technology
Resistance: 30Ω
Is wireless: Yes
Sensitivity: 122±3dB
Plug Type: Wireless
Volume Control: Yes
Style: Headphone
Waterproof: No
Connectors: USB
Control Button: Yes
With Microphone: Yes
Communication: Wireless+Wired
Wireless Type: Bluetooth
Color: Black + Red
Bluetooth Version: V4.0
Range: 33 feet (10 meters)
Talking Time: Around 15 hours
Connection: Bluetooth Wireless/3.5mm Aux Audio Music Cable Wired
Charging Time: 4 Hours
Battery Capacity: 420mAh
Feature 1: Built-in Mic for PC, Laptops and Smartphones
Feature 2: Bluetooth Headphones Headset Music Earphone
Function: Microphone, Supports music, Noise Cancelling, Wireless Headphone, Port