Based on Bruno Putzey's "Eigentakt" module, successor to Hypex.

Including the following extras:
Case - SE case in silver (cost £100.00 extra)
REV D with Sonic Imagery 990 Op Amp (cost £45.00 extra)
12V Trigger Stereo Inc trigger cable (cost £50.00 extra)
Input Connector XLR standard - Switchable XLR & RCA (cost £75.00 extra)
Speaker Binding Posts - WBT 0703Cu (cost £80.00 extra)
Speaker Output Wire - Neotech UP-OCC 14AWG OCC Solid Copper (cost £30
extra)

https://nordacoustics.co.uk/product/nord-three-1et400adm-mkii-dual-mono-stereo-power-amplifier-2/