Ward-Beck's MP Series is a lineup of rackmount analog audio meters, that display peak and VU information on classic moving needle meters. The popular MP4 custom panels contain four meters of your choice, VU or PPM, in the combination required to suit your metering needs. Similarly, the MP3 panels feature three meters of your choice per unit, the MP2 panels feature two meters of your choice, and the MP1 panels feature one meter of your choice. Their versatility, rackmountability and durability has enabled the MP meters to be used in a wide variety of applications, from broadcast stations to military outposts.