micro-audiometrics-corp-earscan-3-screening-audiometer-es3s

With an automatic screening function, the Earscan 3 Screening Audiometer (ES3S lets you set testing frequencies and levels so only those specified are tested. This makes for a quick exam to ensure the test subject can hear at the specified level.

Whether being carried from location to location or being used at a fixed site, this portable audiometer produces accurate and efficient tests.

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Specifications

Dimensions: (L x W x H) 5.8 x 3.6 x 1.3 in ( 14.7 x 9.1 x 3.3 cm)

Weight: 9.8 ozs. ( 0.28 kg)

Power: 4 AA alkaline batteries, AC Adapter or USB power

Display: Backlit 128 x 64 Graphic LCD

Clock: Real Time, Battery Backed Up

Standards: ANSI S3.6-1996

Warranty: 5 year, limited

Audiometry Specifications

Frequencies: 125 to 8000 Hz

Intensity Range (TDH-39): 125 Hz: -10 dB to 55 dB HTL 250 to 8k Hz: -10 dB to 80 dB HTL 
 
Step Size: 5, 10, or 20 dB 

Presentation Mode: Pulsed or Continuous

Frequency Accuracy: +/- 1%

Level Accuracy: +/- 1 dB

Distortion: < 0.5%