Hi-Fi Awards 2015 and 2016: Best Wireless Speaker 2015 and 6 Stars 2016. Simple and stylish design with genuine leather and aluminium buttons. Bluetooth® 4.0 for best sound quality and streaming. 30 hours playback time at average volume, 12 hours at maximum volume. Digital Class D amplifier: 2x5 W and 15 W. Tweeter: 2x3/4" textile tweeter. Woofer: 3,5". Frequency range: 60-20.000 Hz. Crossover frequency: 5.200 Hz. 3,5 mm stereo coupling. USB output for chargers. Dimensions: (HxWxD): 115x215x135 mm. Available in 6 different colours