SIEMENS hearing screen scanner (Ex-Display)

New, exhibition,
German production (2014),
Power supply: 2 x AAA battery,
Battery life: 1000 measurements approx.,
The Siemens HearCheck Screener offers a quick, accurate, simple and safe method of hearing loss control - allowing you to determine if a further assessment is required (by the hearing care professional),
Energy saving function: Automatic shutdown after 20 seconds,
Easy to understand rating of the LED color test (green, amber, red),
The test can be done in just 30 seconds on the ear and the results are available immediately,
Technical data:
Two test frequencies (1kHz, 3kHz),
Frequency tolerance: +/- 5%,
Total harmonic distortion (THD): <10%,
Available test levels: 20, 35, 55, 75 dBHL,
Measurement accuracy: 3 dB,
Included:
HearCheck SIEMENS scanner,
25 pcs of one-off earmuffs,
User manual in English,
Has a current Technical Passport issued,
1-month warranty