LASE EKX18SP Replacement for Electro Voice EV EKX18SP,Power Sub Speaker Sub-Amped Professional Loudspeaker Power-Amplifier Module With DSP Control.(8Ω Load Only). Very Easy To Install. LASE EV EKX 18SP Replacement for Electro Voice EV EKX18SP Sub Woofer Professional Loudspeaker Power-Amplifier Module With DSP Control 8 Ω Load ONLY. Very Easy To Install. The New LASE EV EKX 18SP Professional Loudspeaker Power-Amplifier Module a Replacement for Electro Voice EV EKX18SP has a number of unique control features DSP (digital signal processor) on the master control with push button control. Specifications : Power Rated @ 8 Ω ONLY Output Power : 20-20kHz, 1W with 1 khz Power Output RMS : 500 W RMS, 1000 W peak (overall) @ 8Ω. Frequency Response : (±0.3dB,1W/8Ω) : 20 Hz - 34 kHz /THD : 20 Hz - 20 kHz for 1 W112 dBA /Channel separation : (Crosstalk) at 1 kHz >70 dB Input Connectors (per channel) : 3-pin XLR, 1/4" phono, electronically balanced/. Output Connector (Mix Out) : 3-pin XLR, electronically balanced / Class : D Operating voltage : 220 V / 110 V nominal 190-240 V / 90-130 V (Please specify in a message which voltage you prefer). Dimensions : (L×W×D) : 15" x 6.7" x 3.14" (382mm x 170mm x 80mm). / Packing Dimension : 16.92" x 9.64" x 4.72" (430mm x 245mm x 120mm) / Net weight :3.3 lbs (1.5Kgm) / Gross weight :4.19 lbs(1.9Kgm)