Rolls MA252 20W 2-Channel Stereo Class D Mixer Amplifier with 2x RCA, 1x XLR In

Free Shipping
(No reviews yet) Write a Review



Rolls' MA252 is a compact class D stereo amplifier with a 4-channel stereo mixer built in.  It has 20 watts per channel @ 4 Ohms.  The class D low-heat design gives the MA252 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 MA252 is in an all metal chassis and weighs 1 pound.  The MA252's overall dimensions are 6.75" x 3.5" x 1.5".  Bottom mounts are provided for permanent installations.  The MA252 has an included 24 VDC external power supply.  The 4-channel mixer section consists of 2 separate RCA stereo inputs, along with an XLR mic input and a 3.5mm (1/8") stereo input perfect for an ipod or laptop computer type input.  Phantom power is supplied to the XLR input by a switch on the back of the MA252.


  • Line Input Impedance: 10K Ohms line, 600 Ohms mic
  • Power Output: 20W x 2 @ 4 ohms
  • Voltage Gain: 55 dB mic, 30 dB line
  • Maximum Supply Voltage: 24 VDC
  • THD: 0.05% typical
  • Efficiency: 85%
  • Bandwidth: 20Hz - 25 kHz
  • Size: 6.75" x 3.5" x 1.5"
  • Weight: 1 lb