Check the listing for details. Dual VCA from Circuit Slices -- brand new. Condition: New. Listed at 65.00 USD. The Circuit Slices CS051 Dual VCA module is a quality, liner and exponential response, voltage-controlled amplifier for the Eurorack synthesizer format sold at a very reasonable price. Specifications & Features for the CS051 Dual VCA High-quality, yet affordable Eurorack, two-quadrant, Dual VCA Based on the SSI2164 chip from Sound Semiconductor 118dB Dynamic Range Low Distortion – Typical 0.025% Large Gain Range: -100dB to +20dB Low Control Feedthrough – Typical -60dB (See the SSI2164 data sheet for complete specifications for this chip) Quad, exponential VCA chip with the Mike Irwin linearization circuit Two signal inputs: IN 1 and IN 2 Two signal outputs: OUT 1 OUT 2 Two CV inputs: CV 1 and CV 2 Initial Gain controls and CV amount controls for each VCA Toggle switches to select linear or exponential response for each VCA Large headroom: up to +/- 10V Small depth: 30.5 mm (1.2”) with power cable plugged in (great for use in “skiff” cases) Panel width: 8 HP Low power consumption: +12V @ 21mA and -12V @ 34mA Reverse power protection Modern SMT manufacture and single PCB design makes the module very affordable Includes power cable, and case screws