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Clear-Com FreeSpeak II Digital Wireless O2 BP

Part Number: Clear-Com FSII-BP24-X4-O2

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Clear-Com FreeSpeak II Digital Wireless O2 BP

Digital wireless beltpack designed to work in Hyperbaric chambers
safely, operating at atmospheric pressures of 5.1 atm, 517 kPa, or 75 psi with a change of +/- 26 psi per minute without damage. Includes four talk and listen buttons with integral crosspoint level rotary controls with reply and menu keys. LED level and call signalization and OLED menu. Includes XLR-4M headset connector, USB cable, and belt clip. FSII-BP24-X4-O2 will only support the use of three AA alkaline or rechargeable Nickel Metal Hydride batteries. Beltpack battery level settings accommodate the use of these batteries. FCC approved for use in the USA and Canada.


  • FreeSpeak II 2.4GHz Wireless Beltpack
  • Operates in the 2.4GHz frequency band
  • Frequency Hopping Spread Spectrum (FHSS)
  • Simple 2-channel partyline operation to 5-channel intercom on the same beltpack
  • 7kHz audio wide band
  • “Listen Again” message replay
  • Typical indoor range: 300 ft (90m), outdoor range: 800 ft (240m)
  • Over-the-air beltpack registration
  • 18+ hour battery life or USB port for continuous operation
  • IP-53 rating for wet and dusty conditions


  • Audio
    • Audio Bandwidth: 200Hz-7.5KHz
    • No. of Full-Duplex Audio Paths: Up to 5 with individual level control (2 dedicated rotaries, 3 with menu), 2 controls and a main volume
    • Mode of Operation: Full duplex on all routes
    • Level/Talk Controls: 4 pushbuttons, a reply button and 2 rotary controls Enter/Answer-Back Button: 1
    • Radio Frequency Spectrum: 2.400-2.483MHz for EU and US cellular auto roaming technology Modulation: GFSK, TDMA frame 10ms Full and Long slot
    • Output power: (EU) 18-22dBm, (US) 18-20dBm
    • Range: Typical indoor range 300ft (90m), outdoor range 800ft (240m)
    • Battery: Li-Ion or 3 AA alkaline cells
    • Battery Charging: Drop-in charger (AC60) or local USB
    • Battery Life: 18+ hours with Li-Ion; 9 hours with 3 x Alkaline AA cells
    • Headset Connector: 4-pin male, Clear-Com standard, options for 5-pin female and 7-pin male with PTT
  • Environmental
    • IP-53 water and dust resistance
    • Operating: 32º-125ºF (0º-50ºC)
    • Storage: 32º-150ºF (0º-70ºC)
    • Humidity: Between 20% and 90%, Non-Condensing

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