National Institute For The Empowerment Of Persons With Intellectual Disabilities Tender

Audiological Equipment

AUDITORY BRAINSTEM RESPONSE (ABR/BERA) & AUDITORY STEADY STATE RESPONSE(ASSR) SYSTEM 1. Auditory Brainstem Response (ABR)Main Unit should be interfaced with the Computer via USB for fast data exchange. 2. ABR system should haveTwo Channel Amplifier having the capability for ipsilateral and Contralateral ABR recording. 3. Amplifier should be small in size and weight for convenient placement near patient. 4. Amplifier should have built-in impedance measurement with LED readout at the amplifier for minimizing preparation time. 5. Must be able to combine multiple samples to one waveform. 6. Auditory Steady State Response (ASSR) information should be shown in a single display. 7. Must have Vestibular Evoked Myogenic Potential (VEMP) protocol. 8. Must have ability to upgrade to CE Chirp Stimulus. 9. Amplifier Frequency Response : 0.2 – 10,000Hz. 10. Input Impedance : 1000 MΩ. 11. ABR System Main unit must have separate output jack for left, right and bone transducers and a free field Speaker output for eliminating time wasted switching between transducer. 12. Main Unit should be connected with amplifier via serial interface cable for speedy connectivity. 13. Main Unit should have built-in mains isolation transformer for providing isolated power for notebook computer and printer 14. System should have the capability for special test like BERA, ECochG,Cortical ASSR, AEP, AMLR, EABR and VEMP. 15. Stimulus Specification for ABR and ASSR: • Stimulus types : Click, Tone burst, Tone pip • Stimulus polarity : Condensing, Rarefaction, Alternating. • Masking Types : Absolute or Stimulus relative. • Intensity : 0 – 130 dB SPL • Repetition Rate : 0.2 – 100 should depend upon Modality. • High Pass Filtering : RC or Digital Butterworth • Low Pass Filtering : Butterworth or Digital Linear phase. 16. ABR system should have no predefined limits on number of waveforms displayed. 17. ABR and ASSR system should display results for different tests, recorded with different time bases, in a single chart. 18. The System should have compliance to International Regulatory Standards like CE, FDA, ISO etc.

Screening and Diagnostic OTO Acoustic Emission System (OAE) System 1. System must be Portable (Handheld). 2. System should not weight more than 180 grams. 3. System should have colour LED Display. 4. System should have automatic operation for quick and easy operation. 5. System should have both DPOAE and TEOAE Testing. 6. Frequency Range: DPOAE : 1.5 to 12 KHz, 40 to 70 dB SPL TEOAE : 0.7 to 4 KHz, 83 dB SPL 7. System should have the capability to store up to 250 tests on unit. 8. System should have accuracy with noise management technology. 9. System should have Polyethylene (PE) Tube Testing Technology and data protection capability. 10. System should automatically start after ensuring test requirements are met. 11. System should have the capability to transfer the Patient data to the desktop computer. 12. System should be capable of exporting the data into multiple formats like PDF, RTF and image files such as BMP, GIF, JPEG, PNG, TIFF, EMF and WMF. 13. Operating Power : 7.4 V Lithium ion battery 220- 240 V, 50/60 Hz. 14. System should be charged to 100% within 4 hours. 15. The battery should have a life of 15 hours on time. 16. The System should have compliance to International Regulatory Standards like CE, FDA, ISO etc.