T9 wireless headphones various colors   Characteristics Model: F24731 EAN code: 6958864540092 Size: 18x19cm / 7x7.5in Color: Black / White / Red / Blue / Gray / Green Material: ABS bluetooth version: bluetooth 5.0 Transmission distance: 10 meters Usage time: 20-24 hours Standby time: 400 hours Battery Capacity: 360mAh Speaker: 40mm Sensitivity: 110+3dB Impedance: 320 Frequency Response: 20Hz-20KHz Music playing time: 5 hours Foldable headband Side lighting of the earcups  Audio jack and microUSB input for charging Leather pads for perfect comfort during use