GKC Research and Development Model 600 IFB monitor amplifier, tested and working.

A compact, portable amplifier for monitoring audio in broadcast, studio and location production. Its XLR input and two headphone socket sizes make it a practical choice for wired IFB and personal monitoring setups.

• XLR audio input

• 3.5 mm and 6.35 mm (¼-inch) headphone outputs

• Powered by a 9V battery

• Compact metal housing with black finish

• Tested and working

Supplied used. Please see the photographs for cosmetic condition and the exact contents included.