SMD 5-Channel Amplifier with VM-1 Voltmeter and Digital LED Lights 4 x 250W at 2-Ohm Class AB + 1 x 1800W at 1-Ohm Class D - Steve Meade Designs DS18 Pro Audio Speaker 4 ohm defined bass that integrates seamlessly

defined bass that integrates seamlessly with any system—perfect for both sealed and ported enclosures

It is one of the best ground zero subwoofers according to its price tag

the SB10A is built to perform

Variable Low Pass Filter : 35HZ - 250HZ

Throat Size 1

SMD 5-Channel Amplifier with VM-1 Voltmeter and Digital LED Lights 4 x 250W at 2-Ohm Class AB + 1 x 1800W at 1-Ohm Class D - Steve Meade Designs DS18 Pro Audio Speaker 4 ohm defined bass that integrates seamlesslyTECHNICAL DATA DOWNLOAD THE USER MANUAL SPECS SKU SMD 2800. 5 RMS Power @ 4 ohm 180W x 4 + 700W (SUB) RMS Power @ 2 ohm 250W x 4 + 1100W (SUB) RMS Power @ 1 ohm 1800W (SUB) RMS Power @ 4 ohm Bridge 500W x 2 (CH1~CH4) Audio Frequency Response 10Hz 24KHz(CH1~CH4) 35Hz 250Hz(SUB) Signal to Noise Ratio >98dB Efficiency @ 4ohm >60%(4CH) >82%(SUB) Damping Factor 250 Input Impedance 22K ohm Channel Separation >50dB Total Harmonic Distortion (THD) 0. 10% Low