Two-in-One Wireless Sleep Headphones Compact and Mini suitable for sports sleep work as well as careful wearing in the classroom. Enjoy high-quality bass effects. SeaSpark

Battery Properties Rechargeable Battery. Rechargeable Battery Lithium Battery-Polymer. Noise Control Mode no noise control. Control Method Push Button Type. Material Plastic. Headphone Features Wireless. Control Type Volume Control. Cable Feature Without cable. Earcup Style Closed-back. Age Range Adult. Water Resistance Level Non-Waterproof. Microphone Type Condenser Microphone. Compatible Device Cellphones. Accessory Cable. Headphone Jack No Jack. Wireless Property other wireless functions. Voltage Not Applicable. Product Charging Port Type-C Port Charging. Does It Support Coordinated Fast Charging No. Does It Include A Charger No. Maximum Rated Power 5W. Minimum Rated Power 2.5W. Power Mode USB Charging. Operating Voltage 36V. Battery Properties Rechargeable BatteryRechargeable Battery Lithium Battery-PolymerNoise Control Mode no noise controlControl Method Push Button TypeMaterial PlasticHeadphone Features WirelessControl Type Volume ControlCable Feature Without cableEarcup Style Cl