this strap lies smoothly on the shoulder and back

Output Interface: USB

Brand Name: Nohon

Remote Control Support: Yes

Item Condition: Used

Mini IPX5 Waterproof Bluetooth 5.0 EDR TWS True Wireless Headphones With Charging BOX Earphone For iphone xiaomi smartphone Color:x23 red this strap lies smoothly onLine Length: None With Microphone: Yes Wireless Type: Bluetooth Plug Type: Wireless Sensitivity: 1123dB Resistance: 32 Function: For Mobile Phone,Sport Support Apt x: No Connectors: None Frequency Response Range: 20 22000Hz Model Number: YTOM YT23 Communication: Wireless Support Memory Card: No Active Noise Cancellation: No Is wireless: Yes Waterproof: Yes Vocalism Principle: Dynamic Support APP: No Style: Ear Hook Volume Control: No Control Button: