System Type: Powered Sensitivity: (1W/1m) DEEP:72 dB, DYNAMIC:73 dB Frequency Range: DEEP: 20 Hz to 100 Hz, DYNAMIC: 20 Hz to 100 Hz Continuous Power handling (RMS) – Watts: 100 Watts Maximum Peak Power Handling – Watts: 250 Watts Built In Amp: Yes Amp Max Power Output: 250 Watts Amp DIN: 100 Watts Input Level (@ Gain Max) RCA: DEEP 85 mV+85 mV/22 kOhm, DYNAMIC 75 mV+75 mV/22kOhm Input Level (@ Gain Max) Speaker Line: DEEP 1.9 V+1.9 V/5 kOhm, DYNAMIC 1.7 V+1.7 V/5kOhm Power Source: DC 14.4V Amp Max Current Consumption: 9.4 A Amp Grounding: Negative.