SPL Goldmike Mk2 Premium - two Lundahl mic input transormers and two Lundahl output transformers. 2x channels, class A solid stage, tube drive with three different intensity levels, FLAIR presence enhancement with two switchable settings, switching inserts, pre-output limiter stage, VU metering with three different switchable display ranges, front panel instrument input, separate rear-side microphone and line inputs, phantom power, phase reverse, pad and high-pass filter (50Hz). optional available (not included): SPL 24/192 AD Converter Card