This over ear headset is made of , which can withstand use. Features the ABS material, which has high durability, not easy to deform. Fine workmanship, ensures practicality. Features -Material: ABS -Size: 15.00X15.00X5.00cm/5.89X5.89X1.97in Drive: 40mm Impedance: 32ohm Version: .0 band: 2.4GHz Power level: CLASS II distance: 10 meters without barriers response: 20-20000Hz Charging time: about 2 hours The talk time: about 10-12 hours : about 10-12 hours Standby time: about 120 hours Battery capacity: 250MAH Charging power supply: DC5V power supply - Multiple modes available: support , AUX IN playback and FM . - Built-in large capacity battery, playback time can be as long -12 hours. - Foldable design, you can carry and store the headphone easily. - Adopt 5.0 technology, lower power consumption, faster transmission and stronger - and more stable than previous version. - workmanship, reasonable structure, professional and practical, can bring you convenience. Package list: 1 x headphone 1 x manual 1 x data cable 1 x audio cable