Dsp Ndse100A. SPECIFICATIONS： Harmonic distortion：≤0.05% Input resistance： High level：240Ω Signal input range：RCA：5.Vpp；High level：26Vpp Signal output range：RCA：5.6Vpp；MAX Power：4CHx50W Use ambient temperature：-20~70℃ Power supply：DC9V~18V REM Input：High level signal input：FL+/FL- OR ACC Control Cable REM Output：+12V Starup Voltage output Standby power consumption：≤0.1W Signal-to-noise radio：RCA 98dB, Amplifier 97dB Net weight：Approx. 0.75kg Product Size（LxWxH）：173x122x43mm *By request/order.