Key Features:
Tympanometry
• Probe Frequency & Intensity:

• 226 Hz ± 1%, 85 dB SPL in 2 cm³ 
• Optional 1000 Hz ± 1%, 69 dB SPL in 2 cm³ 

• Pressure Range: -400 to +200 daPa
• Volume Range: 0.1 to 8.0 ml at 226 Hz
• Accuracy: ± 5% or ± 10 daPa
• Test Time: < 3 seconds
Acoustic Reflexes
• Test Frequencies: 500, 1000, 2000, 4000 Hz ± 3%
• Test Method: Ipsilateral
• Reflex Intensity Range: 70 to 100 dB HL
• Intensity Setting: Automatic or single intensity
• Optional High-Frequency Tests:

• Tymp 1 kHz
• Tymp 1 kHz + auto reflex 
• Tymp 1 kHz + BB reflex at 80 dB SPL

General Specifications

• Memory: 1 curve per ear and test 

• Internal Memory: > 1000 measurements 

• Display: Full-color graphic LCD display 

• Dimensions / Weight: 80 x 300 x 70 mm / 427 g 

Optional Cradle

• Dimensions: 150 x 295 x 110 mm 

• Power: 100 - 240 VAC, 50/60 Hz 
Optional Printer
• Type: 2-inch thermal dot matrix printer 
Medical Certification
• CE-MARK: TÜV – Identification No. 0123 
• Standards: 
• IEC 60601-1, Class II, Type B 
• IEC 60601-1-2, IEC 60645-5 
• Compliant with the Medical Device Directive 93/42EE 
Additional Specifications
Plus Version
• Acoustic Reflexes: 

• Test Method: Contralateral 

Pro Version
• Acoustic Reflexes:

• Test Method: Contralateral 

• Reflex Decay:

• Test Time: 10 sec. auto tone present 
• Test Method: Ipsilateral and contralateral 

• ETF Non-Perforated:

• Pressure Range: -400 to +200 daPa 

• ETF Perforated:

• Probe Frequency: 226 Hz ± 1% 
• Test Time: 30 sec. auto tone present 
• Fast and Reliable: Provides quick and accurate impedance measurements. 
• Automatic Tests: User-friendly, self-explanatory operation. 
• Display: Full-color, high-resolution screen for clear visuals. 
• Memory: Capable of storing over 1000 measurements. 
• Software Compatibility: Compatible with NOAH software. 
• Optional Features: Includes an optional wireless printer for easy printing of results.