24 Hours Total Battery + Rapid Charge, IP55 Sweat, Water and Dust Resistant, Call, Track and Volume Control, Use Either Bud Solo, Music, Movie and Podcast EQ Modes, Find Your Earbuds With Tile� Tech Specs: Headphone Type: True Wireless In-Ear, Connection Type: Bluetooth� 5, Impedance: 32 Ohms, Driver Diameter: 6mm ,THD: <3% at 1KHz, Sound Pressure Level: 99-105dB, Frequency Response: 20Hz - 20KHz, Weight: 63.5g