Bluetooth hat built-in high-performance polymer 200 mah battery PCB board has set the battery charging protection, can be recharged while working Bluetooth Connection: This bluetooth headband can keep your head warm while allowing you to enjoy music without additional headphones, bluetooth Wireless range up to 33 feet (10 meters) Built-in microphone: 3-button control panel makes this speaker headband easy to answer calls, available for hands-free, find songs, and control volume. Washable Earphone: Built in rechargeable Li-Ion battery and charge via USB Cable, speaker driver and battery can be taken off, easy for washing. Sleep Eyeshade: Sleep headband protect you from being disturbed by your mess hair and sweat, the headband is elastic and fits all sizes.made sleep more easier
Package size: 19.50 x 10.00 x 5.00 cm / 7.68 x 3.94 x 1.97 inches Package weight: 0.123 kg Product size: 19.50 x 7.50 x 19.50 cm / 7.68 x 2.95 x 7.68 inches Product weight: 0.090 kg