The Jabra S5010 can dock your cellphone, MP3 player, or in fact, any music-playing gadget that has a 2.5mm/3.5mm/mini USB connector. And its speakers are made by Klipsch, which is one of the most successful speaker company in America. * Dimensions: 110 x 330 x 170 mm * Weight: 4.8 lbs * Frequency response: 70 Hz to 20 kHz * Maximum acoustic output: 94 dB SPL at 1m * Power: 30 watts total: 15 watts x 2 channels * Crossover frequency: 4.6 kHz * Tweeter: 2 X ¾” * Woofer: 2 X 2.5” * Amplifier: Class D * Power supply: 100-240 V, 50-60 Hz