TOA Electronics BG-235 CU Mixer / Amplifier, 35 Watts; 4 Ohm, 25V and 70V; 2x Line Inputs with RCA Inputs; Recessed Bass and Treble Control; Line / Mic Input; MOH/Zone2 Balanced Line Output; Black Its model offer a simple and cost-effective solution for adding powered zones to an existing system as well as powering speakers in applications that require a line input from a mix or playback source, using the perfected amplifier technology and bullet-proof construction that has made TOA an industry standard Key Features -Massive Power supply for high-quality, reliable sound -All inputs and outputs on removable Euro-block connections for easier installation -3x Inputs: Mic/Line 1 w/ Balanced phoenix input and Manual Mute Trigger -Input 1 selectable between Mic/Line input level -MOH/Zone2 balanced line output assignable via rear-panel dip switches Specifications: -Power Source: 120 V AC, 60 Hz -Rated Output: 35 W -Power Consumption: 90 W (rated output), 55 W (based on cULus standards) -Frequency Response: 50 Hz – 20 kHz -Total Harmonic Distortion: 0.5 % or less, at 1 kHz, rated output -Input: Mic: -60 dB*/ Line 1: -10 dB -Output: Speaker: Speaker: 4 , 25 V (18 ) and 70 V (140 ), balanced, removable terminal block, MOH: 0 dB*, 600 , balanced, removable terminal block -Output Regulation: 2 dB or less, no load to full load (1 kHz) -S/N Ratio: Mic/Line 1: 60 dB or more, Line 2, 3: 80 dB or more (Band Pass: 20 Hz – 20 kHz, Tone Controls: Centered) -Muting: Manual mute/Automatic mute -Tone Control: Bass: 10 dB at 100 Hz, Treble: 10 dB at 10 kHz -Indicator: Power LED, Signal LED, Peak LED -Operating temperature: 0 to +35 (32 F to 95 F) -Operating Humidity: 35 % to 80 %RH (no condensation) -Finish: Panel: ABS resin, black, Case: Steel plate, black, paint -Color: Black -Dimensions: 210 (W) 94.3 (H) 265 (D) mm (8.27″ 3.71″ 10.43″) -Weight: 4 kg (8.82 lb)