This versatile portable unit provides communication to go. The modular design offers expansion capability to the backseat if needed. And because the SR4 expansion module has a 6-foot cable, passengers in back don’t have to strain their headset cords to reach an intercom box located next to the pilot.

• Efficient, modular design
• 2 to 4-place expansion capability
• Voice-activated circuitry
• Adjustable volume and squelch
• Auxiliary input and output jacks
• Pilot isolate
• Cigarette lighter adapter
• Lightweight and easy to carry