This Grason Stadler GSI TympStar Pro is in excellent condition. This unit powers on and appears to function properly. However, we do not have the necessary probes to test it further. The touchscreen display and control panel are in excellent working condition and respond to menu selections. The screen panel opens and closes properly. The overall cosmetic condition of this unit is excellent.  Includes a Power Cord. We do not have the necessary equipment to conduct any further testing. 

Sporting an intuitive and flexible design, the TympStar Pro from Grason-Stadler enables users to move through a complete range of middle ear testing. This revolutionary GSI tympanometer lets you set pre-defined protocols, saving time and creating consistency in testing procedures.

Features:
- Familiar Ergonomic Design
- Intuitive Touch Screen
- Probe Shoulder Box Controls
- User Specific Test Protocols
- Ease of Importing/ Exporting Data
- Simultaneous Multicomponent Tympanometry

Probe Tone:
- 226 Hz (85 dB SPL ± 1.5 dB) 678 Hz (72 dB SPL ± 1.5 dB) 1000 Hz (69 dB SPL ± 1.5 dB)
- Accuracy: ± 1%
- Harmonic Distortion: Less than 1%

Specifications:
- Size: 16” [41 cm] W x 11” [28 cm] D x 14.5” [37 cm] H- Weight: 12 lb [5.5 kg]
- Power Consumption: 60 Watts maximum
- Test Types: Tympanometry, Acoustic Reflex Threshold, Reflex Decay, Eustachian Tube Function (Intact and Perforated)
- Protocols: Diagnostic, Screening, Multi-component Tympanometry, Auto Sequence and User Defined
- Display: Internal Color Touchscreen and optional eternal HDMI monitor
- Interface: USB (keyboard, mouse, Flash Drive, PC communications)
- Printout: External Deskjet printer