Wireless Bluetooth Headphones Hat Stereo Hands-Free Calling Music Knitted Smart Beanie Winter Outdoor Sports Over-Head with Mic

Features:
Have Music And Warm Both: This is a bluetooth hat that can play music and answer calls. The wireless bluetooth beanie features premium double soft knit. It protects your ears and hands from the cold wind when you listen to music and answer calls in the winter. 
HD Stereo Headset: The music hat's brim has built-in high-quality loudspeakers with excellent sound. bluetooth beanie also adopts noise-reducing technology, ensuring you enjoy the amazing listening experience while keeping warm. 
Extensive Compatibility: The musical hat is equipped with high-efficiency bluetooth and wireless technology that is universally backward/forward compatible to all enabled bluetooth media devices such as smart-phone, tablet, Android, MP3, MP4, digital media player and more. 
Applicable Places: The bluetooth knit hat eliminates the trouble of earphone cable winding and dropping the earphones. It is suitable for the gym, park, office and outdoor sports such as running, skiing, skating, cycling, hiking, camping, dog walking, traveling, etc. 

Specifications:
Color: Black/ Grey; 
Wearing Type: On-Ear Hat; 
With Microphone: Yes; 
bluetooth Version: V4.2+EDR; 
Supported Profiles: HSP/HFP/A2DP/AVRCP; 
Transmission Distance: 33 feet (10m); 
Emission Sensitivity: 2dBm; 
Receive Sensitivity: -85dBm; 
Frequency Response: 20-20kHz; 
Speaker Size: 30MM; 
Impedance: 32Ω; 
Battery Capacity: 200mAh; 
Charging Time (h):  2h; 
Music Time (h):  3-4h; 
Working Temperature: -10° - 50°; 
WorKing Humidity Range: 10% - 90%; 
 
Package Included:
1* Bakeey bluetooth Headphones Hat; 
1* User Manual; 

Note:
Type A is knit hat; 
Type B is twisted rope hat