This sleep mask combines comfort and technology with its thin, soft, and elastic design. The built-in Bluetooth headphones provide a seamless audio experience, making it perfect for falling asleep to music or audiobooks. With its ergonomic fit, this mask is perfect for getting a deep and restful sleep.

Brand Name: CSHZCE
Style: Headphone
Vocalism Principle: Dynamic
Origin: Mainland China
Active Noise-Cancellation: No
Material: Plastic
Control Button: No
Communication: True wireless
Volume Control: Yes
Category: Earphones & Headphones
Certification: None
Number Of Drivers: 2
Plug Type: None
Impedance Range: up to 32 Ω
Headphone Pads Material: other
Support Memory Card: No
Waterproof: Yes
Frequency Response Range: 20 - 20000
Magnet Type: other
Wireless Type: Bluetooth
Line Length: 0None
Package List: User Manual
Package List: Charging Cable
Codecs: None
Driver Diameter: 8
Resistance: 32Ω
Sensitivity: 120±2
Is wireless: Yes
Connectors: None
Earcups Type: Sealed
Bluetooth Version: 5.0
Total Harmonic Distortion: 0.03
Charging Method: cable
Max Output: 0.05
Support APP: Yes
Function: Common Headphone
Function: For Mobile Phone
Function: HiFi Headphone
Function: Sport
With Microphone: Yes
Features: waterproof
Features: With microphone
adaptive system:: iOS android Windows
feature 1:: yfeiybrb wireless
feature 3:: Sleeping ear plugs
feature 4:: Sleep mask
feature 5:: Hands free Bluetooth phone ear
feature 6:: Sleep mask for eyes
feature 8:: Sleeping ear plugs
feature 10:: wireless earphones taws sport earbuds music
feature 11:: Headphones for jogging
feature 12:: Headphones for sleeping
feature 13:: Hands free Bluetooth phone ear
feature 14:: antifas dormir
feature 15:: masque de sommeil
feature 16:: auriculares para dormir
feature 17:: antifaz para dormir
Choice: yes
semi Choice: yes