Powers and mixes the audio of up to 4 Sound Surveillance tm SM1 series microphones into one un-balanced line level RCA output. Use to expand the coverage of one zone using up to 4 microphones or monitor up to 4 separate zones mixed together.

Features:

• RCA output jacks.
• Line level (0db) output level.
• 3 position terminal blocks for microphone connections.
• Separate volume control for each microphone.
• Master volume control
• LED power indicator.
• Power:12 VDC @ 50mA
• Reverse polarity protected.
• PPTC fused.
• Black plastic ABS housing.
• Dimensions: L 4.3 x W 2.7 x H 1.6
• Weight .12kg

Includes:

• SMM-4 Microphone Mixer.
• 15 VDC 800ma AC adapter.
• 1 each 6’ RCA patch cord.
• Installation instructions.

Options:

• Add –3.5MM or –FL (Flying Leads) to P/N for alternate output cables.

Wiring Requirements:

• Microphone cable runs: Stranded 22- gauge, 2-conductor shielded cable. Distances up to 1000 feet each.