Bluetooth 5.0 Wireless 3D Sleep Mask with Microphone

Bluetooth sleep mask combine the benefits of headphone and eye masks. By using it you can enjoy the following benefits:

• They blocked external noise and light, allowing you to sleep better and faster.
• They are cheaper than blackout curtain.
• Not only that, but they can also stay in place much better than headphone.
• Comfortable for any sleeping position. They can be used in flight, in bus, in bed, or during meditation.
• Listening to any calm audio playlist has been proven to relieve insomnia & improve quality sleep.
• They are Safer than medication and alcohol.

Style: Headphone

Certification: CE
Vocalism Principle: Dynamic
Origin: CN(Origin)
Control Button: No
Active Noise-Cancellation: Yes
Communication: wireless
Volume Control: Yes
Sensitivity: 104dB
Wireless Type: bluetooth
Is wireless: Yes
Line Length: 0m
Support APP: No
Function: for Video Game
Function: For Mobile Phone
Function: Sport
Bluetooth Version: 5.0
Codecs: AAC
Support Memory Card: No
Resistance: 30Ω
Waterproof: No
Frequency Response Range: 20 - 20000Hz
With Microphone: Yes
Charging Method: CABLE