high quality audifonos bluetooth over ear foldable headphones,bass sport headset earbuds wireless bt headphone TD-05 Model:TD-05 Bluetooth version: V5.3 Chip: JL Speaker impedance: 64Ω Frequency range: 20Hz-20KHz Sensitivity: 105dB @ 1KHz Capacity: 300mAh Charging time: about 2.5 hours Bluetooth play time: about 36 hours Connection distance: 10 meters Product size: 200x185x82mm Support NTC temperature control
