We know you're dealing with limited space so this intercom is the smallest 4-place, voice activated panel mount on the intercom market. The whole thing fits in the palm of your hand. Weight: 3,6 oz.
Size: 2.625' x 2.375' x 1' (L x W x H).
Power source: 0,16 amp, 12-28 VDC.
You get 4-position transmit, auxiliary input, selectable auto muting, pilot isolate, plus high sound clarity and easy volume adjustment. Includes a built-in failsafe mode.
Benefits: Simple to use and sized to fit anywhere in the panel - vertical or horizontal mounting. Selectable auto mute can be configured so radio mutes intercom conversation, music, or both.