This is a Coax 900MHz Signal Splitter made of die cast weatherproof casing for quality and contains 1 input connector for the signal line and 2, 3, or 4 output connectors to split the original signal. Splitters are used to split a signal into two or more outputs so that more than one device may share the same signal. This is a Coax 900MHz Signal Splitter made of the die-cast weatherproof casing for quality and contains 1 input connector for the signal line and 2, 3, or 4 output connectors to split the original signal. Splitters are used to split a signal into two or more outputs so that more than one device may share the same signal.