• Selectable output power to maximize battery life or operating range
• Ultra-lightweight, corrosion resistant housing
• Water resistant seals for use in damp environments
• LCD interface with lockout option
• Programmable compatibility modes for use with a wide variety of different receivers
• Servo Bias input circuitry
• IR (infrared) port for fast setup
• Covers 2 frequency blocks
• Update firmware in the field via Micro SD card reader
• Alternate use as recorder on an internal microSDHC memory card

Wireless IFB (interruptible fold back) systems are used for talent cueing and crew communications in broadcast and motion picture production. In other cases, the IFB system is used by directors and other management to monitor program audio during a production. The IFB R1a receiver provides simplicity and flexibility in a package that is intuitive for untrained users to operate.

• Digital Hybrid Wireless™ Technology*
  (U.S. Patent #7,225,135)
• Variable, selectable power output:
  • SMQV: 50mW, 100mW, 250mW (for US units, blocks 470-23)
  • SMQV: 50mW, 100mW (for US units, block 941)
• Membrane switch control panel with LCD display
• Wide input dynamic range
• DSP based pilot-tone signal
• Circulator/Isolator output stage
• Splash-proof, machined aluminum housing
• Non-corrosive, super-hard finish