The GPN1200K is a sound masking kit solution that includes the TSD-GPN1200 sound masking generator, TSD-PS24V250MA power supply, and TSD-RMK 1RU rack mount kit. Features TSD-GPN1200 Sound Masking Generator Balanced Line Output Plus 4W, 70.7V Output Global Input Voltage 1RU Height Supports up to 4 TSD Series Modules Adjustable Gain and Hi-Cut Filter TSD-PS24V250MA 24VDC Power Supply EQ & Gain Bypass for Line Output Black Brushed Aluminum Finish TSD-RMK Selectable Pink or White Noise Source Security Covers Included for All Rear Panel Controls