Grason Stadler GSI 61 Diagnostic Clinical Audiometer Two Channel. Current Cal!

This listing is for one Grason Stadler GSI 61 Diagnostic Clinical Audiometer  Two Channel. Current Cal!
Nice unit just pulled from service.  Calibration good through 12/2021.
Has headset and trigger.  Some documentation included. Has usb dongle included also.
Please see attached photos for condition and what's included.
Any questions please feel free to ask.