Brand Name: Xiaomi Vocalism Principle: Dynamic Control Button: Yes Active Noise-Cancellation: No Communication: Wireless Volume Control: No Style: In-Ear Wireless Type: bluetooth Is wireless: Yes Line Length: Nonem Support APP: No Function: For Mobile Phone Function: for Video Game Function: Common Headphone Function: Sport Connectors: None Model Number: Xiaomi Redmi Airdots Codecs: AAC Support Memory Card: No Resistance: 32ΩΩ Waterproof: Yes With Microphone: Yes