Cheap Portable Audiometer For Fitting Hearing Aids AD105

Air Conduction Pure Tone Test Portable Diagnostic Audiometer for Hearing Test

AD105 is a kind of high precision economical and practical screening audiometer. It can use for hearing test when fitting high-end hearing-aid and visiting service. And also use for hearing condition test of school, industrial and mining enterprises, army, fahrschule , rehabilitation center and deaf training etc.

Manufacturer Quotation date in 2019:

Sample price: 1050.0USD/set(MOQ=1 Set), Discount price: 946.0USD/set(MOQ=10 Sets)

 

Product function and features:

●Air conduction Pure tone test

●Provide continuant pulse voice and twitter

●Noise masking for ear(narrowband noise)

●Both sides independent sound track.

●Built-in MIC convenient to communicate with patients.

●Humanizing sound intensity output extend button to protect patient’s hearing.

●Can choose bone conduction test

●Can choose air conduction test

 

Performance index

1. Channel: Two independent signal channel and masking channel

2. Frequency: Air conduction and free sound field 250-8000Hz; (Bone conduction 250-6000Hz is optional)

3. Masking: Contralateral, narrowband noise

 

4. Sound pressure range:

Air conduction:   250 Hz   -10 -- 90HL

                          500 -- 6000Hz   -10 -- 120HL

                          8000Hz  -10 -- 110HL

Bone conduction: 500 – 4000Hz  -10 -- 70HL (optional)

5. Accuracy: Sound intensity±3dB, frequency drift<1%

6. Distortion: Air conduction: <3%; Bone conduction: <5%

7. Input interface: Response switch

8. Output interface: Air conduction earphone, Bone conduction earphone, free sound field

 

Standard function:

●Pure tone test. Provide continuant, pulse voice and warble tone

●5dB sound intensity stepping

●Sound intensity extension

 

 Physical data:

Communicate with patient: Internal MIC(50-90dB adjustable)

Answer lamp : Yes

Data transmission: No

Display screens: Double row LCD display

Power adapter: 230V AC transformer,9V output.

Size and weight: 270 x 200 x 80mm / 2.2 kg

Packaging accessory: TDH39 Air conduction earphone, responder, AC transformer