If you want to learn about the V2/V4 there are lots of resources online, especially lots of V4 videos on Youtube. In incredibly good condition for the age.
AMPEG SGT-DI Bass Preamp – Foot-Switchable Ampeg Preamplifier with SVT/B15 Voicings, IR Loader, 3-Band EQ with Sweepable Mids, Compressor and Ultra-Hi/Ultra-Lo Switches – Silver Black
AMPEG SGT-DI Bass Preamp Blue Line Anniversary Edition – Foot-Switchable Ampeg Preamplifier with SVT/B15 Voicings, IR Loader, 3-Band EQ with Sweepable Mids, Compressor and Ultra-Hi/Ultra-Lo Switches
Ampeg RB-115 Rocket Bass 115 Combo with Ampeg Cover and Original Box
Portable Pocket Saxophone - 8-Hole Mini Soprano/Alto Clarinet-like Reed Instrument, Compact Resin Saxophone for Beginners & Travel, White Pocket Saxie with Golden-Style Ligature-like Mechanism
Blackstar ID Core 10 v4 Electric Guitar Combo Amplifier with Built-In Effects/Tuner and Line-In/Streaming Input & Direct USB-C Recording & 1 Watt Power Reduction
Elka Drumstar 80 Drum Machine last OS V4.2 EPROM
