Brand Name : FBYEG Control Button : Yes Active Noise-Cancellation : Yes Style : Neckband Wireless Type : Bluetooth Connectors : USB Communication : Wireless Vocalism Principle : Dynamic Volume Control : Yes Frequency Response Range : 20-22000Hz Function : For Internet Bar Sensitivity : 123dB Is wireless : Yes Plug Type : Wireless Support Memory Card : No With Microphone : Yes Waterproof : Yes Line Length : 0.3m Support APP : Yes Color : Black,Silver Model : bluetooth earphone c10 bc10 Style1 : Wireless headphones with microphone Style2 : Sport bluetooth headsets Protection time : 1 year