On-ear wireless casual headphones Lightweight wireless headphones for casual daily use with 17 hour battery life for long listening enjoyment. 17 hour battery life with casual 3 color option Enjoy 17 hours of wireless listening with soft ear pads for maximum comfort. Wireless long listening in casual colors. Powerful deep bass sound with bass boost function Enjoy your music with powerful bass, created by large 30mm drive units & bass boost feature. Flat foldable swivel design with voice assistant compatibility The voice-assistant compatibility allows you access your phones features by utilising your smartphones voice assistant. The compact swivel design allows the headphones to fold flat, easy to store in your bag when travelling. Key Features Transmission area: Approx. 33ft (10m) Driver unit: 30.7mm Magnet type: Ferrite Frequency response: 20-20, 000 Hz Power supply: Rechargeable battery Bluetooth version: 4.1 (class 2) Accessory: Charging cable (Micro USB) Dimensions: 24.5 x 18.7 x 5.2 cm