Sennheiser AC-2 Antenna Combiner

The Sennheiser AC-2 is an active 4:1 antenna combiner. The unit is designed to combine the antenna signals of up to four SR300 IEM G2 wireless transmitters, and output the signals via single antenna. The AC-2 powers the SR300 transmitters, eliminating the need for too many power supplies. The AC-2 covers a frequency range of 500 to 870 MHz.