High-end amp inside this piece of pro gear (150 watt/ch into 8 ohms) $250.
It comes with the two (2) Sony URX-M1 mic tuners.
It comes with rack-mounting hardware.
Many XLR inputs and outputs for mics and other equipment.
It operates fine as a normal powerful preamp-power amp without the software but if you want to use the software, read below
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Links related to this mixer/amp:
https://bigheadamusements.com/wordpress/?p=2967
The Sony SRP-X700P User Control Panel and the Sony SRP-X700P Manager software is downloadable from Sony here. You must use Windows®98SE/ME/2000/XP to operate software and to connect with mixer:
https://pro.sony/en_GB/support-resources/srp-x700p/software/mpengb00000062
The 64-bit driver is found here:
https://www.dropbox.com/sh/bq4fnlx5bly2qfd/AADdR9u9ww4XIE1zH7kw11MWa?dl=0
https://www.sony.jp/pro-audio/support/download/dl_win_driver.html
(for 64-bit click on right box at very bottom of page)
Brochure:
https://pro.sony/en_MK/product-resources/knowledge-panel/1237485312002
Sony info on the SRP-X700P:
https://pro.sony/en_MK/products/audio-mixers/srp-x700p
Sony URX-M1 mic tuner (two installed):
https://www.manualslib.com/products/Sony-Urx-M1-10299732.html
The tuners are used separately in other Sony equipment:
https://www.mywayvideo.com/index.php/product/sony-mb-x6-six-channel-modular-rack-for-urx-m1-m2-and-wru-806a-806b-tuner-modules/
Compare:
https://www.allproelectronics.com/Sony-SRP-X700P-AV-p/sony%20srp-x700p%20av.htm