Brand Name: xinmanrou Wireless Type: bluetooth Vocalism Principle: Hybrid technology Connectors: USB Control Button: Yes Active Noise-Cancellation: Yes Communication: Wireless Volume Control: Yes Style: True Wireless Is wireless: Yes Support APP: No Plug Type: Wireless Support Memory Card: No Waterproof: Yes With Microphone: Yes Model Number: F9 5.0 Colour: Black Bluetooth version: 5.0 Noise reduction version: CVC8.0 Transmission distance: within 10 meters Single earphone battery capacity: 50mAh Charging box battery capacity: 2000mAh Applicable models: Android/iOS mobile phones, tablets, laptops ,etc...