Specification:
Color: Black, White, Blue, beige
Size: Fits for foreference 56-62cm
Charging time : 2.5 HRS
Standby time : 60 Hrs
Continuous working time : About 5Hrs
Transmission distance of MIC : ≤ 3 ft
Transmission distance : 10M
Bluetooth Version : V3.0 + EDR
Frequency : 2.4026 GHz - 2.480 GHz
Li-ion Battery : 3.7 V / 120 mA

• SOFT, SENSIBLE, COMFORTABLE, & WARM
• Built-in Mic, answering the phone conveniently, keep your hands warm in the winter
• One size fits all, Stretchable high quality knit material to fit all sizes and shapes
• V4.0+EDR Version: The ZenNutt Bluetooth Beanie is very easy and fast to pair with smartphones, tablets and other Bluetooth enabled music devices, in seconds to make/answer phone call. It's having wireless range up to 33 feet
• With control panel, you can easily control the volume, and listen to the music conveniently

SOFT, SENSIBLE, COMFORTABLE, & WARM