Shure FP 16a
Product Description From Shure:
A 1-input, 6-output portable audio distribution amplifier for routing multiple audio feeds. Ideal as a portable press bridge. Includes: XLR transformer-balanced input and outputs (each switchable for microphone or line level operation), phantom power, link jacks for connecting additional FP16A units or outboard devices, screw-driver-adjustable gain controls. Rack-mountable with A16R. Battery (three standard 9-volt alkaline) or 120/240 Vac power.