Specifications:

• With Microphone: Yes
• Wireless Type: Bluetooth
• Waterproof: No
• Volume Control: Yes
• Vocalism Principle: Dynamic
• Support Memory Card: No
• Support APP: No
• Style: In-Ear
• Sensitivity: 120±5dBdB
• Resistance: 32ΩΩ
• Model Number: i7s tws
• Line Length: Nonem
• Is wireless: Yes
• Function: Sport
• Function: HiFi Headphone
• Function: For Mobile Phone
• Function: Common Headphone
• Control Button: Yes
• Connectors: None
• Communication: Wireless
• Codecs: Apt-X
• Brand Name: Etopstand
• Active Noise-Cancellation: Yes