Features:

Bone conduction transmissionTransmit sound waves directly to the auditory center, listen to music without blocking your ears!

Ultra-fine filter, free breathingMetal memory nosepiece, space memory aluminum base, light and durable, perfect fitting between mask and face

Bluetooth 4.0This Headphone is available for blueooth devices, equiped with hands-free function, you can call through this this when you are driving, as well as listen music. Especially for outdoor sports

Less interference, more safetyThe filter with KN95 filter level allowing you breathe in a fresh air which keeping everything else out

Clear CommunicationWith 3 dimensional cutting of mask, reserves sufficient space for sound production, helps you communicate clearly without any obstacle

Adjustable HeadbandThe adjustable headband and bandage for confortable wearing! No worries of the headset falling

Built-in 320mAh Li-polymer batteryStandby time up to 15h, play time up to 7h

Specifications:

Playback time: up to 7 hoursThe standby time: up to 15daysFully charging time: 2 hoursBluetooth version: 4.0Transducer sensitivity: 100±3dBMicrophone sensitivity: -50±3dBWeight: 133 grams

Package Contents:

1 x Bluetooth Headphones Mask2 x Filter Core1 x Charging Cable1 x English User Manual