Foldable Bluetooth V4.1 Headphone Stereo Headset Microphone Noise Canceling Wireless Headset For Tablet Mobile PhoneBrand Name: ONLENY Line Length: None With Microphone: Yes Wireless Type: bluetooth Function: For Mobile Phone,Common Headphone Support Apt x: No Waterproof: No Communication: Wireless Volume Control: Yes Plug Type: USB Connectors: 3. 5mm Resistance: 9 Frequency Response Range: 20 20000Hz Sensitivity: 116dB Active Noise Cancellation: No Is wireless: Yes Vocalism Principle: Dynamic Support Memory Card: Yes Style: Headband Support APP: No Control Button: