Soft Warm Hat Wireless Bluetooth Headset Headphone Smart Cap Speaker With Mic. Wireless Bluetooth Smart Hat.
Plug Type: Wireless Function: Noise Cancelling,Bluetooth Line Length: None Frequency Response Range: 20-20000Hz Style: Headband Communication: Wireless Model Number: BH-01 Waterproof: No Resistance: 16Ω Vocalism Principle: Dynamic Connectors: USB Sensitivity: 121dB Wireless Type: Bluetooth Bluetooth version: 3.0 Use: Mobile Phone