B39 Wireless Foldable Bluetooth Headphone

Feature360 degrees surround stereo sound quality, enjoy the perfect music experience.LED colorful blinking design, pretty color lights follow rhythm of music on both sides of headphone. Best work on Gaming/ work/ school/ travel/plane.comfortable ear muff for listening adjustable headband, foldable design for carrying36 hour long batterysupports TF card, 3.5mm audio cable, when battery runs out, 3.5mm cable can serve as wired connection advanced Bluetooth 5.0 version headphone specification drive unit: 40mm sensitivity: 105 dB±3dB impedance: 32 Ω±15%frequency response: 20Hz- 20KHz bluetooth distance: 10mplay time; 36hstandby time; 3h charging time: 2-3Hcharging port: micro USB 1x B39 wireless headphone 1x charging cable1x 3.5mm audio cablethis B39 over ear wireless headphone design with round loop lighting up, lighting seven colors, red/blue/green and so on. the colorful lights change along with the rhythm of music on both sides of Bluetooth head phone, listening to music is more Dynamic and Unique.powerful 40mm speaker and Bluetooth 5.0 technology provide more stable transmission speed, intelligently and quickly connects Bluetooth, 360 degrees surround stereo sound quality, making hearing more enjoyable you can choose to turn off the LED blinking lights for longer battery life, can be connected wired or wireless, powerful and compatible with most phones android and iOS