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10 ZONE SPEAKER SELECTOR
KEY FEATURES
- Two input channels (a and b), 10 output channels, and 70V/ 100V audio signals forcibly inserted into the power amplifier
- 15-pin computer activation interface, 10-channel alarm signal input and low-level alarm activation
- When an alarm signal is input, the corresponding channel is automatically switched to channel B, and two short-circuit activation signals can be output
- Background music and emergency broadcasting have no influence on each other
