Bosch Praesideo Basic Power amplifier 4x125W, PRS-4B125

GENERAL Voltage 115/230 VAC ±10%, 50/60 Hz Power consumption Pmax -3 dB* / idle** / standby, 395 / 62 / 16 W Voltage 48 VDC -10% to +20% Power consumption Pmax -3 dB* / idle** / standby, 375 / 48 / 9 W Frequency response 60 Hz to 19 kHz (-3 dB) Total harmonic distortion <0.3% (1kHz) at 50% of rated power Cross talk -70 dB (1 kHz) nominal (only multichannel) Signal‑to‑noise ratio >85 dB with pilot tone off Local audio input 0 dBV (symmetrical) Rated load resistance 80 ohm (100 V); 40 ohm (70 V) Rated load capacitance 60 nF (100 V); 125 nF (70 V) Rated output power 125 W (1 min. at 55 °C) rack use, with brackets 88 x 483 x 400 mm(3.5 x 19 x 15.7 in) in front of brackets 40 mm (1.6 in) behind brackets 360 mm (14.2 in) Mounting 19” rack Color Charcoal with silver Weight 15 kg (33.4 lb) Operating temperature -5 ºC to +55 ºC (+23 ºF to +131 ºF) Storage and transport temperature -40 ºC to +70 ºC (-40 ºF to +158 ºF)