Alto SX-SUB18

• 1600 Watts peak power rating
• 800 Watts program / 400 Watts continuous
• 18? low frequency transducer, 3? voice coil
• Two parallel Speakon NL4 jacks for input and thru connections, passive crossover on thru
• Compact, 18mm Birch cabinet with metal handles

Passive System Type: Band-pass
Continuous Power: 400 Watts
Program Power: 800 Watts
Peak Power: 1600 Watts
Max SPL at 1m: 123 dB Continuous  / 126 dB Peak
Frequency Response (-10dB): 35 Hz - 200 Hz 
Impedance: 4 Ohms nominal
Crossover Frequency: 160 Hz / 6 dB / Octave
Low Frequency Driver: 18" Woofer / 3" Voice coil
Connectors: 2 x SPK4 @Power Input / Output
Cabinet: Poplar plywood, metal handle, black paint finishing