SPECIFICATIONS

Active Noise-Cancellation: Yes

Battery Capacity[mAh]: 200

Battery life up to[hours]: more than ten hours

Bluetooth Version: 5.2

Brand Name: SYPVRY

Category: Earphones & Headphones

Certification: CE,FCC,RoHS,UL,BQB

Charging Method: cable

Choice: yes

Communication: WireLess

Control Button: Yes

Driver Diameter: 30

Frequency Response Range: 20 - 20000

Impedance Range: up to 32 Ω

Is it washable?: This Bluetooth Eye Mask can be washed by hand or machine

Is wireless: Yes

Material: Plastic,Leather

Number Of Drivers: 2

Origin: Mainland China

Plug Type: None

Resistance: 32

Style: Headphone

Support APP: Yes

Vocalism Principle: Hybrid Technology

Voice assistant built-in: Yes

Volume Control: Yes

Wireless Type: Bluetooth

With Microphone: Yes

bluetooth earphones: The Bluetooth Eye Mask adjustable and fits most of people

semi_Choice: yes

wireless bluetooth headphones blindfold: The Silk Sleeping Headphones Soft Comfortable and block out the light