The M3200 can be used with a variety of audio host devices to perform as an effective sound solution. Together the wooden enclosed subwoofer (with a 5 1/2 inch speaker driver) and two elegant shaped satellites, produce a complete audio experience for the most discerning ears. Uniquely designed, 2.1 audio system capable of hosting multiple audio sources via 3.5mm auxiliary input, PC to PC signal input and CD to CD signal input Wooden enclosed, magnetically shielded subwoofer with 5 1/2 inch driver Elegantly designed, magnetically shielded 2-way satellites Wired rotary master volume controller with "red-halo "glowing effect, including on/off feature, headphone jack and 3.5mm auxiliary input Subwoofer / bass unit: 5 1/2 inch (140mm), Magnetically shielded, 4ΩMidrange unit: 2 inch x 3 1/2 inch (50mm x 90mm), Magnetically shielded, 4ΩTreble unit: ¾ inch (20mm), PV domed, Magnetically shielded, 8Ω 2-YEAR WARRANTY - For any defects contact us and we will help you with 2-year warranty.