Xaoc Devices Tallin, VCA Module, Dual VCA with overdrive, Analog VCA circuit, Both channels have two inputs that can be used simultaneously for voltage control via signal attenuation or gain with linear and exponential response to CV, Volume control from -80 dB to +18 dB, LED indicator for level of the output signals, Soft-clip circuit, Power consumption: +50 mA / -50 mA, Dimensions: 6 HP / TP