The JBL OnBeat XtremeTM high-performance wireless speaker dock equipped with Bluetooth wireless technology delivers astonishing sound with best-in-class blind listening results.----Thanks to its ingenious rotating connector that lets you position iPad iPod and iPhone screens in portrait or landscape orientation for the best video display it"s a new entertainment experience for tablets: High quality wireless sound for video chatting gaming and enjoying music and movies. ----Features:--- High quality Bluetooth wireless music streaming--- Rotating dock connector for iPad iPod and iPhone devices--- Hands free calling------Specifications:--System volume: 30 steps: -40dB to 0dB--Transducers: Two JBL ridge tweeters and two JBL atlas woofers--Amplifier power: 30 watts x 4--Frequency response: 20Hz - 20kHz--Signal-to-noise ratio: XX--Input impedance (aux): 15K ohms --Input connections: Apple dock 3.5mm auxiliary input USB port--Power requirement: 100v - 240v AC. 5-Hz - 60Hz--Dimensions (H x W x D): 230 x 244 445mm--Power consumption: 120W (max) 40W (operational)--Weight: 4KG--Finish:----Compatible with: iPad iPad 2 iPhone 4 iPhone 3GS iPhone 3G iPhone iPod Touch 2G iPod Touch iPod 5G iPod nano 5G iPod nano 4G iPod nano 3G iPod nano 2G iPod nano iPod Classic--------