GREATWALL TWS Wireless Bluetooth Earphones Headset Office Notebook Headphone Pads Material: silicone

Headphone Pads Material: silicone

optional 3 S upgrade Speed ~42 km/h (2 S)

✔ Two rechargeable 24V batteries included

Power Supply: 5V 3A

GREATWALL TWS Wireless Bluetooth Earphones Headset Office Notebook Headphone Pads Material: siliconeSPECIFICATIONS Brand Name: GREATWALL Style: Ear Hook Vocalism Principle: Dynamic Active Noise Cancellation: Yes Material: Metal Material: plastic Control Button: Yes Communication: True Wireless Volume Control: Yes Category: Earphones & Headphones Impedance Range: up to 32 Sound Isolating: YES Waterproof: Yes Frequency Response Range: 20 20000 Voice assistant built in: YES Wireless Type: bluetooth Package List: User Manual Package List: Charging case