Wireless Call Stereo Music Blackout Sleep Eye Mask

Product information:

Material: Super soft

Purpose: Anti-light radiation

Specification: Enjoying black

Bluetooth version: 5.0 plan

Bluetooth call: full duplex

Wireless distance: barrier-free 10 meters and above

Frequency range: 2.402GHZ

Talk time: 15 hours

Standby time: 180 days

Receiving sensitivity <-80dBm

Rechargeable battery: 150 mah

Charging voltage: 5V 0.7