New ! LASE Replacement Amplifier K.2 Module for QSC K8.2, K10.2, K12.2 Powered Speaker with DSP Very Easy To Install. The New LASE K.2 Series Professional Loudspeaker Bi-Amped Power-Amplifier Module, This Compatible Replacement for QSC K8., K10, K12, Designed to deliver professional-quality audio, the K.2 Series is a highly flexible, easy to use,Specifications : Power Output : 450W RMS (overall) ; 900W RMS( Peak) LF. : 350W RMS (700W Peak) @ 2 Ω HF. : 100W RMS (200W Peak) @ 8Ω Frequency Response(± 0.3dB,1W/8Ω) : 20 Hz - 34 kHz Crossover Frequency : 1.7 Khz THD : 20 Hz - 20 kHz for 1 W 112 dBA Channel separation : (Crosstalk) at 1 kHz >70 dB Input Connectors (per channel) : Balance Female XLR/ 1/4" Line/Mic. Level Input Output Connector: Balanced Male XLR " Mix Out". Class :D Operating voltage : 220 V / 110 V 50/60 hz nominal Module Connect : SEE PICS Dimensions : (L×W×D) : 13.5" x 6.75" x 3" (356.6mm x 191mm x 91mm). Packing dimension : 15.6" x 10.23" x 5.9" (397mm x 260mm x 150mm) Net weight :5.5lbs (2.5Kgm) Gross weight :6.17lbs(2.8Kgm)