Catalog - Starin.biz
STD-600 Passive Audio Divider/Combiner - 600 Ω
List Price: $106.05
STM-1 Mic to Line Level Preamplifier
List Price: $199.95
STM-2 Adjustable Gain Microphone Preamplifier
List Price: $273.96
STM-2X Switched Microphone Preamplifier - 35 to 65 dB gain
List Price: $310.29
STM-3 High Gain Microphone Preamplifier - 45 to 75 dB gain
List Price: $314.13