Dtrade Wireless Bluetooth Eye Mask 5.0 Earphone Call Music Sleep Breathable Sleep Eye Mask Removable and Washable-Grey

It is breathable and breathable with soft and comfortable environmentally friendly materials, even if you wear it-you will not feel stuffy all night.

The earphones are built into the eyecup, and the earphones inside can be taken out to clean the eyecup separately.

Features:

• Product name: Bluetooth eye mask
• Bluetooth protocol: V5.0
• Frequency range: 20HZ- 20KHZ
• Charging voltage: 3.7V-4.2V
• Charging current: 150- 200mA
• Sensitivity: 88DM
• Signal to noise ratio: 90dB
• Speaker impedance: 32Q+15%
• Speaker specifications: φ30mm
• Operating range: 10M
• Charging time: 2H
• Use time: 10H
• Battery capacity: 200mA lithium battery
• Bluetooth search name: BT-01
• Bluetooth support type: HFPV1.5/ A2DPV1.2/AVRCPV1.4 /GAVDP v1.2/AVDTP V 1.2/SPP v1.2/AVCTP v1.3
• Material: polyester + cotton
• Single product weight: 160g