III | IV | Pulse | Simple II | |
---|---|---|---|---|
Lower cost of calibration than OtoScreen I and OtoScreen II | ||||
Unit has four frequencies: 500, 1000, 2000 & 4000 Hz | ||||
40db HL loud sound level tone | ||||
When the unit is on there is always a tone present | ||||
"Scan" button must be held down to present a tone | ||||
"Boost" button must be held down to present the 40dB tone | ||||
Unit has a 40db "Toggle" button instead of a "Boost" button | ||||
Standard version has 25db HL for soft sound level tone | ||||
Pediatric version available: 20db HL for soft sound level tone | ||||
Tone pulses every 200 millisecond when "Scan" button is held down | ||||
Unit can be converted to a version III, IV or Pulse for a fee | ||||
Unit comes with standard rubber MX-41A ear cushion | Option | Option | Option | |
Power on to tone delay (Seconds) | 1 Sec | 1 Sec | 0 Sec | 0 Sec |
Automatic power off delay time (Seconds) | 4 Secs | 30 Secs | 60 Secs | 60 Secs |