This Hi-Tech beanie allows you to enjoy music while protecting your head from cold. The built-in microphone let you pick up calls directly. It is perfect for outdoor sports like walking, jogging, running, skiing, and so on.

• Built in headphones and mic.
• Hands-free talking for smartphones.
• Stereo speakers with excellent sound quality.
• Removable and convenient for easy cleaning.
• One size beanie fits most heads.
• Beanie material: 60% acrylic + 40% polyester.
• Bluetooth: BQB certificated Bluetooth V3.0 chip, with EDR tech.
• Transmission range: 10m/33ft.
• Rated power: RMS 10mW x 2.
• Speaker unit: 32Ω/30mm.
• Frequency response: 20Hz-20kHz.
• Battery: 3.7V certificated high quality 100mAh rechargeable Li-ion battery.
• Standby time: over 60 hours.
• Play time: over 5 hours.
• Charge time: DC 5V approx. 40 minutes.
• With over-current, overcharge and overheat circuit protection on the PCB.
• Packing content: 1 x Bluetooth beanie hat, 1 x USB cable, and 1 x user manual.