Feature: 1. Usage: Portable audiometer machine designed to quickly screen for hearing and check for hearing attenuation, which is suitable for elderly and kids use. Specification: Item Type: Handheld Audiometer Material: ABS Purpose: A test tool used to test how much sound a patient can hear Style: Light weight, easy to operate, easy to use Battery Type: 3 x AAA Batteries(Not Included) Listening range: 50dB, 60dB, 70dB, 80dB Frequency range: 500HZ, 1000HZ, 2000HZ, 4000HZ Package List: 1 x Audiometer 1 x Spare Pad 1 x Storage Box |