Features: Style: Ear Hook Certification: YES Vocalism Principle: Dynamic Control Button: Yes Active Noise-Cancellation: Yes Communication: Wireless Volume Control: No Sensitivity: 115dB Wireless Type: bluetooth Is wireless: Yes Max Output: 5mW Line Length: 0m Support APP: No Function: for Video Game,For Mobile Phone,HiFi Headphone,Sport Number Of Drivers: 1 Plug Type: NONE Package List: User Manual,Charging Cable Impedance Range: up to 32 Ω Connectors: None Model Number: H797 Earcups Type: Sealed Headphone Pads Material: Memory Foam Bluetooth Version: 5.0 Codecs: NONE Support Memory Card: No Driver Diameter: 3.5mm Resistance: 16Ω Waterproof: No Frequency Response Range: 20 - 20Hz Total Harmonic Distortion: 1% With Microphone: Yes Features: With Microphone,Active Noice Cancelling Charging Method: Cable Magnet Type: FerriteNote: Due to manual measurement and light reasons, 1-3cm error and slight color difference is allowed, please prevail in kind.