【Specification】
Bluetooth-compatible protocol: V5.2
Battery capacity: 180mAh
Standby time: up to 120 hours.
Playing time: up to 10 hours.
Full charge time: 2 hours.
Materials: 35% memory foam, 30% Spandex, 35% Velvet fabric.
Operating range: 10-20m
Charging voltage: 3.7V-4.2V
Frequency response range: 20HZ-20KHZ
Bluetooth-compatible search name: BT-01
Signal to noise ratio: 90db
Speaker impedance: 32Ω±15%
Speaker specification: ф30mm
【Package include】
Sleep Mask with Bluetooth Headphone * 1
USB Charging Cable * 1
User Manual * 1
