Wireless Eye Mask 3D Sleep Mask Headphones Built-In Speaker, Wireless Music Headband Sleep Headphones Perfect For Lying Down Sleepers Yoga,Travel,Meditation,Insomnia Great Valentines Gifts/New Years Gifts For Men Women

Driver Unit : 8mm

Interface : Type C

Noise Cancelling : None

Compatible Devices : Smartphone

Ear Coupling Style : On-Ear

Features : Button Control, With Mic, Volume Control

Impedance Range : up to 32 Ω

Color : Black

Material : Polyester

Power Supply : Battery Powered(Rechargeable Battery)

Connectivity Technology : Wireless

Earcup Style : Closed-back