The PS-15 Power Supply is designed to work within the TW (Two-Wire) Intercom System. The PS-15 is suitable for small to medium sized TW Intercom Systems.
The unit is self-contained and features 2-channel operation: one (1) wet channel with 24 to 32 volts DC and one (1) dry channel without voltage potential. Each channel provides an audio termination impedance of 200 or 400 (switch selectable).

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