Brand Name: TWS Smart Watch
Connectors: USB
Control Button: Yes
Active Noise-Cancellation: Yes
Style: Ear Hook
Communication: Wireless
Vocalism Principle: Dynamic
Volume Control: yes
Wireless Type: Bluetooth
Codecs: NONE
Support Memory Card: yes
With Microphone: Yes
Model Number: M1
Resistance: 32Ω
Frequency Response Range: 20-24000Hz
Function: Common Headphone
Function: For Mobile Phone
Function: HiFi Headphone