Features:1. Bluetooth headphones are designed with unique, and it will be a perfect surprising gift for girls, kids, lovers and wives, bringing warm and happy to your children, family, lovers and friends in any special holidays or birthday.experience music and voice clarity.2. Headset for Audio lovers, make them completely immersed in the music world.3. Gaming or using your phone This best in-class over ear wireless Bluetooth Headset can be used as wired headphones without battery consumption using the 3.5mm cable included Free.4. Switch between wired to wireless headphones in seconds.5. Comfortable & super light: These over ear Bluetooth headphones come with super soft pads and adjustable headband providing lasting comfort.6. Best wireless Bluetooth solution for long term gaming or TV's separate Bluetooth adapter needed Use, over ear headsets are superior to using in ear Bluetooth earbuds or earphones.7. Scalable design, portable.8. Headphone function: adjust volume, switch songs, call answering, call rejection, hang up call, Bluetooth play, hands-free call, phone replay, Bluetooth connection, voice prompt, power display, support card, no power can be wired headset Use, pure English broadcast, FM, EQ.Specifications:Bluetooth version: Bluetooth V5.0Transmission distance: 10 meters Usage time: 6 hours or soStandby time: 180 hoursBattery capacity: 3.7v /200MASpeaker model: 4083Horn size: 40 mmSensitivity :115 dbImpedance: 32 ohm ��Frequency response :20hz - 20khzRated power :15mW��2Packing weight: 358GPackage size: 16*9* 17.5cmPacking size: 82.5*46.5*48.5CMPacking net weight: 14.3kgGross weight of packing: 16.8kgPacking quantity: 40PCS/CTNPackage Included:1 X headphones1 X audio cable1 X USB cable1 X manual