Color:Black This Knit Bluetooth hat is perfect for Running Skiing Skating Hiking, working out, traveling, jogging in the cold or just rocking out in your bedroom. One size fits most: stretch material makes this headphone beanie fits most people’s head. Perfect for both women & men. Bluetooth Beanie Hat Specifications: Bluetooth version: V4.2 Frequency: 2.4026GHz-2.480GHz Transmission distance: 10M / 32.80ft Transmission distance of Mic: ≤1M / 3.28ft Frequency response：85db Li-ion battery: 3.7V/180mA Charging time: 1-2 hours Number of charge: > 1000 times Charging voltage: DC 5V Standby time: 30 hours or so Continuous working time: about 5 hours Bluetooth name: Bluetooth Hat/Call me (you may search one of them) Kindly reminder: This Music Bluetooth beanie hat is washable earphone Hat. Therefore the icon panel on the hat is not fixed to the buttons. If you the icons do not match the control buttons, please manually adjust them Before using the beanie headphones, please charge it first.
