Portable Diagnostic Audiometer for Hearing Test (AD104)

At present, our production layout is reasonable so that ourVertical Laminar Flow Cabinet,mobile x ray unit radiology,Syringe Pumphas stable and reliable quality, which is deeply trusted and affirmed by our customers. We always regard quality as the most important thing. Good products need good reputation. We warmly welcome and expect more users' strong support. Honesty is the life of an enterprise, and customers' needs are the foundation of our business! We will continue to strive to create benefits for the society, return for shareholders, value for users and opportunities for employees. We uphold the spirit of optimization and innovation, and pursue the development goal of customer satisfaction as the center and excellent products as the goal. We sincerely hope to work together with new and old friends to create a better tomorrow.

Test function and characteristic

Air conduction Pure tone test

Provide continuant、pulse voice and twitter

耳朵噪音掩蔽（窄带噪声）

Both sides independent sound track.

Built-in MIC,convenient to communicate with patients.

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

可以选择骨传导测试

Can choose air conduction test

Performance index

Channel:Two independent signal channel and masking channel

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

Masking: Contralateral, narrowband noise

像是d pressure range:

Air conduction : 250 Hz -10 -- 90HL

500 -- 6000Hz -10 -- 120HL

8000Hz -10 -- 110HL

骨传导：500 - 4000Hz -10 - 70HL（可选）

精度：声强±3DB，频率漂移<1％

扭曲：空气传导：<3％;骨传导：<5％

Input interface: Response switch

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

标准功能：纯音测试。提供持续的，脉冲语音和挠性音调

5dB sound intensity stepping

像是d intensity extetension

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

Answer lamp

Data transmission

Display screens: Double row LCD display

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

Bulkfactor: 270 x 200 x 80mm / 2.0 kg

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

We produce quality Portable Diagnostic Audiometer for Hearing Test (AD104), creating social wealth and achieving common prosperity. Our company creates a healthy, rigorous and positive corporate culture atmosphere and establishes a unique external image of the company. Our company has a group of professional construction personnel with rich practical construction quality experience to ensure the successful application of products and obtain ideal results at a small cost.