Brand Name: PLEXTONE Vocalism Principle: Dynamic Control Button: Yes Active Noise-Cancellation: No Communication: Wireless Volume Control: No Style: Ear Hook Sensitivity: 120±3dBdB Wireless Type: Bluetooth Is wireless: Yes Line Length: Nonem Support APP: No Function: Common Headphone Function: For Mobile Phone Function: HiFi Headphone Function: Sport Connectors: USB Model Number: I tws wireless bluetooth 5.0 headset for samsung galaxy buds air Support Memory Card: No Resistance: 32ΩΩ Waterproof: Yes With Microphone: Yes feature1: TWS Bluetooth 5.0 headphone feature2: wireless earphone