A perfect companion for the YAC-MA2030A, the Yamaha PA2030a is a Lo-Z/Hi-Z switchable Class-D power amplifier (Lo-Z: 30W @3Ω/4Ω /8Ω, Hi-Z: 60W mono) equipped with 1 stereo/2 mono line inputs; can be combined with MA Series mixer-amplifiers to extend the system playback zone coverage. 
Yamaha Pro Power Amplifier for MA
A perfect companion for the YAC-MA2030A or YAC-MA2120, the Yamaha Pro Power Amplifier is a Lo-Z/Hi-Z switchable Class-D power amplifier equipped with 1 stereo/2 mono line inputs; can be combined with MA Series mixer-amplifiers to extend the system playback zone coverage. This amplifier features tunings optimized for Yamaha VXC/VXS series loudspeakers and is housed in a 1U design.
*Compatible mounting brackets:  YAC-RKH1
Find additional information like application diagrams and product details on the Yamaha website.
Intuitive Design
Easy-to-use, intuitive operation designed for day-to-day use minimizing the possibility of end-user error.
Built-in Loudspeaker Tunings
Built-in tunings provide optimal EQ settings for Yamaha VXS & VXC series loudspeakers; low & high pass filter settings for loudspeaker crossover use.
Wall-mount Remote Control Options
Remote volume control and microphone on/off switching via optional DCP control panels (DCP4V4S, DCP1V4S, DCP4S, max 2 units).