The Gemini XTR-500 Complete Powered Speaker System also features a three channel power amplifier, which is buit-in to the subwoofer.
Gemini XTR-500 Complete Powered Speaker System (code 31530)
2 XTR-SAT 10” 400 Watt Trapezoidal Loudspeakers & 15” 230 Watt Powered Subwoofer
£429.99 (inc vat)