The Q35 Comes with TDK Signature Sound and a built in Qi inductive charging pad, so not only can you listen to your music wirelessly you can charge your Qi compatable product wirelessly. A 15W Sub and four 2W tweeters give you loud and clear music; The Q35 gives your protablility with the built in rechargable battery, and it is weatherproofed. 2.1 Stereo with AAC Codec Bluetooth, giving you a quality listening experience. USB Charging port for your audio devices, as well as the Qi inductive charging pad. 5 speakers. Compatible with iPod, iPhone and iPad. Bluetooth compatible. 3.5mm AUX in. 23 watts. 10.16cm mica-reinforced cellular woofer. Bass reflex. General information Model number: t79003. Size H24.5, W19, D19cm. Mains operated. Power from USB. Rechargeable batteries (included). Battery life: 8 hours. Manufacturers 2 year guarantee.