JBL On Tour IBT. Recommended usage: universal, Amplifier: Built-in, Signal-to-Noise Ratio (SNR): 80 dB. Frequency range: 100 - 20000 Hz, Impedance: 10000 Ом. Connectivity technology: Wireless, Interface: 3.5 mm, Bluetooth profiles: A2DP. Power source type: AC, Battery, Battery type: AA, Battery technology: Alkaline. Width: 150 mm, Depth: 150 mm, Height: 65 mm