Sleep Headphones,CALIONLTD 3D Sleep Mask Wireless Bluetooth Music Eye Mask, Sleeping Headphones Noise Cancelling Headphones Sleep Headsets for Android/iPhone

Bluetooth sleep eye mask adopts V5.0 program, binaural stereo design, comfortable cotton fabric with comfortable and soft breathability. For people with symptoms of sleep difficulties, they can let them slowly go to sleep while enjoying music, and can also reduce the outside world. The noise disturbance provides a quiet sleeping environment, whether it is work break or sleep at night, Bluetooth sleep eye mask can help improve sleep quality, a magical sleep aid artifact. Specification: Material:3D Memory foam Bluetooth : V5.0 Operating range: 10m/32.8ft Bluetooth search name: BT-01 Charging interface: Micro USB Charging time: 2h Battery capacity: 200mAh lithium battery Duration of use: 10h (50% volume) Product size: 45x12cm/17.72x4.72in Product gross weight: 200g