Philips Multimedia Speaker 5.1 SPA2600/00 Smart Surround Sound System. I previously sold this but it was returned as the buyer claimed not all the speakers were working.I suspect as it as 3 audio inputs at the back that he wasn’t using them all, but I’m selling for parts or not working as I no longer have a PC to test it.Could be an easy fix or a good way to pick up parts cheap It is a 5.1 system, however there is only 4 speakers included Smart surround sound solution Enjoy a concert experience with the SPA2600 speaker system's sensational 5.1 surround sound. Its deep bass and 70 W music power make gaming and watching movies exciting. It has a handy wired remote volume control for extra convenience. Smart surround sound solution 5.1 Surround sound 5.1 Surround sound — immersive sound experience Be at the heart of the movie and gaming experience and totally immerse yourself in sound. Bass boost technology with level control Unique subwoofer design produces a much deeper, richer bass. You also have the option to set the bass level to your choice. Perfect for MP3, PC, TV, CD and more Connect your speakers to all your gear. A great way to listen to your MP3 player, PC, TV, CD, DVD and all your multimedia stuff. Sound Bass enhancement Analogue Bass Boost Bass reflex Frequency response 55 - 20,000 Hz Loudspeaker Enhancement Magnetic Shielded LSB Music Power 70 W Output power (RMS) Per satellite: 4.5 W; Subwoofer: 12.5 W Volume Control Analogue Volume Control Loudspeakers Loudspeaker Enhancement Magnetic Shielded LSB Subwoofer driver 5 1/4 Satellite speaker drivers 2 Bass level control On subwoofer Power on/off button