[. . . ] [. . . ] The class D low heat design gives the MA254 the ability to be mounted in very tight applications. It will work great in ceilings by projectors, or anywhere small and heat free amplification is required. The 4 channel mixer section consists of 4 separate RCA stereo inputs, along with a 3. 5mm (1/8") stereo input perfect for an ipod or laptop computer type input. ROLLS ROLLS FAX: 801-236-9068 DATA SHEET FOR MA254 Size: 6. 75" X 3. 5" X 1. 5" PS12 MIXER - AMP 5 + 5 Watts STEREO INPUTS AND OUTPUTS 5968 SOUTH 350 WEST S. L. C. , UT 84107 + - - + LEFT RIGHT MUTE BOTH OUTPUTS MUST BE USED CH 2 MONO INPUT 5 + 5 WATT MIX/AMP MA251 CLASS AMP CH 4 3. 5mm STEREO CH 4 LEVEL INSTALLATION MIX - AMPLIFIER Included - 12 VAC ROLLS PS12 external power supply SPECIFICATIONS Line Input Impedance: Power Output: Voltage Gain: Maximum Supply Voltage: THD: Efficiency: Bandwidth: Size: Weight: 10K Ohms 5 watts X 2 @ 4 Ohms. 30 dB 24 VDC . 05% typical 85% 20Hz - 25 kHz 6. 75" x 3. 5" x 1. 5" 1 lb. PHONE: 801-263-9053 *Optional PS242 power supply available for 15 Watts per channel. www. rolls. com MADE IN USA PS12 5 MA251 CLASS AMP + BOTH + 5 WATT LEFT OUTPUTS MIX/AMP - MUST - RIGHT CH 4 3. 5mm STEREO BE USED + CH 4 LEVEL MONO INPUT MUTE CH 2 LINE OUT R L CH 3 LEVEL CH 3 INPUT L R CH 2 INPUT R CH 2 LEVEL L CH 1 INPUT CH 1 LEVEL ON - OFF PHANTOM POWER R R R CH 1 INPUT L LINE OUT L CH 3 INPUT L CH 2 INPUT ON - OFF PHANTOM POWER CH 3 LEVEL CH 2 LEVEL CH 1 LEVEL 6 75889 02540 8 [. . . ] [. . . ]