Brand Name : Bupuda Connectors : USB Control Button : Yes Active Noise-Cancellation : Yes Style : Headphone Communication : Wireless Vocalism Principle : Dynamic Volume Control : Yes Wireless Type : Bluetooth Codecs : NONE Support Memory Card : No With Microphone : Yes Model Number : M13 Earphone Resistance : 32Ω Frequency Response Range : 20-20000Hz Sensitivity : 120±3dB Waterproof : Yes Is wireless : Yes Line Length : None Plug Type : Wireless Support APP : No