Valcom Noise Sensing Volume Control

1 3 6 9 and 24 (expandable with V-2925A in 24 zone increments for up to 96) zone page control units available.One-way all call to all speakers available.Volume controls and amplifiers in each speaker.No high power amplifier required.Standard CAT 3 5 5E twisted pair cable (typically 22 or 24 AWG) is used for speakers.Existing twisted pair house calbes / feed cables may be used without introducing crosstalk.See Multi-Path information for systems up to 360 zones.