Pure Resonance Audio VC100W 100W Decora 70V Volume Control Flexible and Reliable The Pure Resonance Audio VC100W 100W wall plate mounted 70 Volt volume control is designed for 2570100V distributed audio systems and is capable of controlling single and multiple speakers, providing excellent frequency response, low insertion loss, and reliable performance. Stylish Appearance The white decora wall plate with dial scale and matching rotary knob gives the VC100W a clean, stylish appearance. The white decora style will fit in perfectly with existing decora wall plates for light switches and electrical outlets in conference rooms, classrooms, restaurant dining areas, retail stores, hotel lobbies, churches, medical offices, or corporate offices. High-Quality Attenuation The smooth rotary dial allows for high-quality audio level adjustment of a single speaker line or multiple speaker lines. No stop between maximum and off position to prevent switch damage. Installation The VC100W 70V speaker volume control is easy to install and features a removable phoenix-style screw terminal block with in-out throughputs that will accommodate up to 14G wire and mounts in a minimum install depth of 1.85 inch.