VALCOM VC-V-2994-W Page Port Preamp And Expander White

- Add V-2994s for virtually endless expandsion (150 one-way speakers per unit)
- A master volume control for entire systems or groups of remote speakers
- Pre-amplified low level audio to remote sites
- Isolates page port from speaker lines
- Input impedance: 600ohm
- Power requirements: -24Vdc, 45mA