Soft Warm Beanie Hat Wireless Bluetooth Headphone Headset Smart Cap

Features:
100% brand new and high quality.
V3.0 Bluetooth version, available for most of devices with Bluetooth function
Knitted material, fabric has stretch, fashion and keep warm with answer the phone in winter.
Built-in Li-ion rechargeable battery.
Built-in MIC, available for cell phone to transmit the speaking phone to your audio devices directly
so that the user can hand free answering phone up via the device
Enjoying music via Bluetooth connection.
Bluetooth Keys:
Power on / off ; answer / hang up the phone; pause / play
Volume up / next track
Volume down / previous track
Mic hole
USB charging port

Specifications:
Material: Knitted (Fabric has stretch)
Item Size: length: 25cm; diameter: 18cm
Color: Black
Special Function: Bluetooth Talking, Music Receiver
Bluetooth Version: V3.0
Built-in Li-ion Battery: 250mAh
Wireless Transmission Distance: CLASS?
Frequency Range: 20-20KHZ
Sensitivity: 95DB
Impedance: 32\u03a9
Speaker Size: 32mm
Charging Time: 2 hrs
Continuously Talk Time: 3-5 hrs
Bluetooth Music Play Time: 4-6 hrs (50% volume)
Application : Smartphone
Synchronous: Bluetooth

Package includes:
1 x Wireless Bluetooth Hat
1 x Charging Cable
1 x User Manual