Universal Wireless Knitting Winter Sports Bluetooth Hat Elastic Smart Fashion Music Microphone Call USB Rechargeable Warm

Description:
V4.2 Bluetooth version, available for most of devices with Bluetooth function.
Elastic knitted material, warm, soft and stylish design.
Protects you from cold winter and will also allow you to listen to music and talk while doing variety of other activities.
Built-in microphone, available for cell phone to transmit the speaking phone to your audio devices directly, hands-free answering.
Built-in chargeable battery, charge via USB cable, long stand-by time.
Perfect for traveling, waiting for the bus, jogging in the cold or just rocking out in your bedroom.
Specification:
Type: Bluetooth Hat
Bluetooth version: V4.2
Frequency: 2.4026GHz-2.480GHz
Transmission distance: 10M / 32.80ft
Transmission distance of Mic: ≤1M / 3.28ft
Frequency response：85db
Battery: built in 3.7V/180mA battery
Charging time: 2 hours
Number of charge: > 1000 times
Charging voltage: DC 5V
Standby time: 60 hours or so
Continuous working time: about 6 hours
Bluetooth name: Bluetooth Hat/Call me (you may search one of them)
Material: Acrylic
Size: about 28x23cm
Color: White, Black, Red, Blue
Package included:
1 x Bluetooth Hat
1 x USB Cable
Note:
1. Due to the light and screen difference, the item's color may be slightly different from the pictures.
2. Please allow 1-3cm differences due to manual measurement.