JBL On Tour Micro. System type: 1.0, Recommended usage: universal, Form factor: tabletop. RMS rated power: 2.2 W, Frequency range: 150 - 20000 Hz. Connectivity technology: Wired, Interface: USB/3.5 mm. Power source type: Battery, Battery life (max): 6 h, Battery technology: Lithium-Ion (Li-Ion). Width: 80 mm, Depth: 80 mm, Height: 37.5 mm