30 Hours Total Battery + Rapid Charge,IP55 Sweat, Water and Dust Resistant, Call, Track and Volume via Touch Controls,Use Either Bud Solo, 3 EQ Modes (Music, Movie, Podcast), Find Your Earbuds With Tile� Tech Specs: Headphone Type: True Wireless In-Ear, Connection Type: Bluetooth� 5, Impedance: 32 Ohms �15%, Driver Diameter: 6mm, THD: <3% at 1KHz, Sound Pressure Level: 99-105dB, Frequency Response: 20Hz - 20KHz, Weight: 57g