DbSpectra Rx Multicoupler 118-400Mhz DBSMC1-08AA 110W High-Power VHF Transmitter Combiner that

High-Power VHF Transmitter Combiner that can be expanded to Four Channels or More

In addition to the option board you also have to purchase the Connect Plus EID option in order to enable this feature

These are a 4 watt

Audio: Noise reduction software and audio gain control

2-20 dB (See Graph)

DbSpectra Rx Multicoupler 118-400Mhz DBSMC1-08AA 110W High-Power VHF Transmitter Combiner thatDescription: Unit is in good condition. pulled from the working system. If you have any questions, contact us Monday Friday 8am 4pm MT. Whats Included: DB SPECTRA RX MULTICOUPLER AC power cord Feature Set: 8 BNC out 1 IN connector to antenna 1 AC IN 1 DC IN Product Details: Model Number: DBSMC1 08AA Frequency Range: 118 400Mhz Channel Capacity: 8 RX CHANNELS