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Audiometer ZADO-A10 offers an air conduction frequency range of 125 Hz to 8000 Hz, with a hearing level range of -10 dB to 110 dB. The frequency error of this device is minimal at ±2%, ensuring highly reliable and accurate test results. It features a high-resolution LCD display that provides a clear, double-line numerical readout, facilitating precise monitoring of test parameters. Our product is an advanced tool for audiologists, delivering precise, comprehensive, and safe audiometric evaluations.
| Air Conduction Frequency | 125 to 8000 Hz |
| Air Conduction Hearing Level | -10 to 110 dB |
| Frequency Error | ±2% |
| Display | LCD display, double-line accurate numerical display |
| Channels | Two independent output channels (Air and Bone Conduction) |
| Bone Conduction Frequency | 250 to 6000Hz |
| Bone Conduction Hearing Level | -10 to 60 dB |
| Test Signal | Pure tone, Pulse, Warble tone, Narrow band noise |
| Microphone | Built-in or optional external goose neck microphone for communication with the tester |
| Distortion Factor | Air conduction: less than 2.5%, Bone conduction: less than 5.5% |
| Masking | Air conduction and Bone conduction contralateral masking |
| Accuracy | Continuous attenuation/Step 5dB, Error 1dB |
| Protection Function | Protect the tester's hearing from damage as far as possible |
| Computer Interface | USB 2.0 data transmission interface, connects with PC for printing test reports |
| Output | TDH39 Air Conduction Headphone, B71 Bone Conduction Headphone |
| Power Adapter | Input: 100 to 240 V, 50/60Hz 1.5A Output: DC 12V/4A |
| Dimensions | 325 × 195 × 27mm |
| Net weight | Approx. 910g |
| Gross weight | Approx. 4 kg |
High-Speed Response Time
Multi-Function Testing Modes
Advanced Calibration System
Customizable Test Protocols
Automated Test Sequences
Hearing Protection Algorithm
Integrated Digital Signal Processing (DSP)
Built-in Diagnostic Software
Lightweight and portable Design
| Accessory | Quantiy |
| Air conduction headset | 1 pc |
| Bone conduction headset | 1 pc |
| Transponder | 1 pc |
| Power cable | 1 pc |
| USB Data cable | 1 pc |
| USB software | 1 pc |
| Audiogram | 1 pc |
Our Audiometer ZADO-A10 enables precise diagnosis of sensorineural and conductive hearing loss, routine hearing screenings, pre-employment auditory assessments, and research studies, while ensuring seamless integration with digital systems for enhanced data management.
Frequently Asked Question
Air Conduction: Frequency Range: 125 Hz – 8,000 Hz (±2% accuracy) Hearing Level: -10 dB to 110 dB (1 dB step, ±1 dB error) Distortion: <2.5% (THD) Bone Conduction: Frequency Range: 250 Hz – 6,000 Hz Hearing Level: -10 dB to 60 dB Distortion: <5.5% (THD) Test Signals: Pure Tone, Pulse, Warble Tone, Narrow Band Noise
Independent Air & Bone Conduction Channels: Simultaneous testing capability No crosstalk between signals Contralateral Masking: Adjustable masking noise (NBN or White Noise) Prevents interference between ears
Békésy Audiometry: Continuous vs. pulsed tone discrimination 2.5dB/sec sweep rate SISI Test: 1dB increments at 20dB SL 200ms tone bursts Tone Decay: 60s continuous presentation 5dB step attenuation
Platform Method: Calculates effective masking levels Uses narrowband noise centered on test frequency Overmasking Prevention: Interaural attenuation database 5dB safety margin
Anti-Aliasing: 8x oversampling at 192kHz Waveform Shaping: 25ms rise/fall time (warble tones) 10ms precision (pulse tones) Artifact Rejection: 3-axis accelerometer detects movement 500ms auto-pause
Frequency Range: 125 Hz – 12,000 Hz (1/6 octave steps) Intensity Range: -10 dB HL to 120 dB HL (1 dB steps) Accuracy: ±1 dB (ANSI S3.6-2018 compliant)
Insert Earphones: ER-3A compliant (for air conduction) Supra-aural Headphones: TDH-39/49 (with cushion replacements) Bone Vibrator: B71 (mastoid placement) Free Field Speakers: For sound field testing
Automatic Transducer Calibration: Built-in daily biological calibration check Real-Time Monitoring: Detects transducer placement errors Ambient Noise Compensation: Adaptive masking based on environmental noise
Pure-Tone Audiometry (PTA): Air & bone conduction Speech Audiometry: SRT, SDS, MCL testing High-Frequency Audiometry (HFA): Up to 16 kHz (optional) Tympanometry Integration: With compatible middle ear analyzer
Dimensions: 30 × 25 × 10 cm Weight: 3.2 kg (with battery) Battery Life: 8+ hours (fast-charging in 2 hours) IP Rating: IP42 (dust & splash resistant)
Internal Storage: 5,000+ patient records Export Formats: PDF, CSV, HL7 (EMR integration) Connectivity: USB-C, Bluetooth 5.2, Wi-Fi 6
Daily: Biological listening check Monthly: Electroacoustic verification Annual: Full calibration (certified lab required)
Visual Reinforcement Audiometry (VRA) mode Conditioned Play Audiometry (CPA) mode Child-friendly interface with touchscreen
