20 output TV amplifier for Distribution of TV and radio signals. Can be split into 2 locations needing just one power supply (included). Each output has 10dB gain to overcome any losses in the coax drop cable. Includes safety earth bars for multi-dwelling compliance. The unit will power a masthead amplifier without the need for an additional masthead power supply. Can be extended up to 40 outputs using just one power supply by adding extra 10 output modules. No splitters or taps required, each unit plugs into the next with a simple cable or optional back to back f connectors (125857 not included).