Specification:

Name: Sleep mask

Bluetooth Specifications: V5.0+EDR/A2DP/AVRCP/HFP

Frequency range: 2.4026GHz-2.480GHz

Transmission distance: more than 20 meters

Channel: Stereo

Speaker parameters: 24 ohms/30mm

Speaker power: 10mW x2

Signal-to-noise ratio: 104dB

Function: previous song, next song, volume up, volume down, play, pause, answer a call, make a call, activate SIRI, microphone intercom

Playtime: 6 hours (tested at 100% volume on iPhone)

Talk time: more than 7 hours

Standby time: more than 260 hours (actual test)

Charging time: about 1.5 hours

Packing includes:

1x Bluetooth-compatible headset Headband

1x USB charging cable

1x Instruction manual

Notes:

Please note that a slight color difference should be acceptable due to the light and screen.