I7s Binaural Wireless Bluetooth Headset TWS Earphone with Charging Bin Plating Filter-Strap Satchel knob type adjustment

knob type adjustment

Invisible waterproof zipper

70pcs sold together

Double zipper makes it easily to be opened and closed to place your speaker in the case

I7s Binaural Wireless Bluetooth Headset TWS Earphone with Charging Bin Plating Filter-Strap Satchel knob type adjustmentLine Length: None With Microphone: Yes Wireless Type: bluetooth Connectors: None Waterproof: No Communication: Wireless Active Noise Cancellation: Yes Support Memory Card: No Volume Control: Yes Control Button: No Is wireless: Yes Support APP: No Sensitivity: 118dB Style: Ear Hook Vocalism Principle: Balanced Armature Features Bluetooth version: EDRV4. 2 Voice: Support Support Protocol: HFP HSP A2DP AVRCP Function: answering calls, hanging up call