Inventis Triangle Portable Screening Audiometer
Inventis Triangle Portable Screening Audiometer - DD45 may not be in stock. Please call us for ETA before purchasing.
($2,363.90 inc GST)
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Warranty Information
Warranty Information
DD65v2 - 2 Years. DD45 - 1 Year.
The triangle is a battery-operated, portable screening audiometer capable of performing automatic and manual pure tone audiometry exams in air conduction as well as, optionally licensed, in bone conduction. The Inventis Triangle is the ideal choice for professionals on the move.
Key Features
- Weighs only 425 grams
- 12+ hours of uninterrupted use
- Optional bone conduction license available with masking
The Cutting-Edge Triangle Screener
The Triangle screener sets a new standard in audiometry:
- The only device with a capacitive touchscreen and a clear graphical display.
- The only model featuring a rechargeable lithium battery for extended use.
- The only screener that offers bone conduction testing with masking.
- Plus, it boasts a stunning Italian design!
An Upgradable Device
The basic Triangle model provides both manual and automatic pure tone audiometry in air conduction, covering frequencies from 125Hz to 8kHz.
You can easily upgrade your Triangle at any time by adding these optional licenses:
- Bone Conduction License – Enables pure tone audiometry via bone conduction, with masking signals.
- Computer Connectivity License – Allows you to transfer test results to your Maestro or Noah database.
Automatic Testing Modes
Triangle offers three automatic testing protocols:
- Hughson-Westlake – A traditional method to determine air conduction thresholds.
- Quick Search – A rapid threshold identification technique starting from the lowest selected level.
- Fixed Intensity – A simple screening test conducted at a fixed intensity level.
Along with the Hughson-Westlake method for determining the air conduction threshold, users can choose the Quick Search for identifying thresholds, which begins at the lowest selected level and moves upwards based on the first response, or they can select the Fixed Intensity method, a straightforward screening test conducted at a constant intensity level.
Portable and Convenient
Compact, lightweight, and designed for mobility, the Triangle is easy to transport, especially with its soft carrying case. Its rechargeable Li-Ion battery makes it ideal for professionals who are always on the go. The device also features internal memory to store results for up to 100 patients.
Available signals | Stimulus: pure tone, warble tone |
Masking (optional, with “Bone Connectivity” license): NBN, WN | |
Signals specification | Attenuator step: 5 dB |
Presentation: Continuous, Pulsed (1 and 2 Hz) | |
Warble: 5 Hz sine wave modulating signal | |
Available outputs and transducers | AC: DD45 or DD65 headphones, ER-3C insert earphones |
BC: B71 bone vibrator | |
Available tests | Manual Pure Tone audiometry |
Automatic Pure Tone audiometry (available algorithms: Hughson Westlake, Quick Search, Fixed Intensity) | |
Intensity | AC: -10 to 100 dB HL |
BC: -10 to 60 dB HL | |
Frequency range | 125-8000 Hz |
Patient-operator communication | Talk over: built-in microphone |
Patient response trigger | |
Internal database | Up to 100 patients |
Calibration | Validity: 12 months |
Connectivity | USB driverless connection (opt.) |
Compatible software: Inventis Maestro | |
Display | Type: Graphical color TFT LCD, capacitive touchscreen |
Size: diagonal 2.8”, 43.2 mm x 57.6 mm | |
Resolution: 240 x 320 x RGB | |
Power supply | Internal battery: Lithium-Ion rechargeable battery |
Battery life: more than 12 hours of continuous use | |
Main Unit: 5 Vdc, 1.4 A | |
External dedicated USB adapter: 100-240 Vac, 50/60 Hz, 0.3-0.15 A, IEC 60601-1 compliant | |
Mechanics | Size (WxDxH): 21 x 16 x 4 cm / 8.3 x 6.3 x 1.6 in |
Gross weight: 425 g / 0.94 lbs | |
Freight Packing | Size (WxDxH): 40 x 30 x 18 cm / 15.8 x 11.8 x 7.1 in |
Gross weight: 2500 g / 5.51 lbs |
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