The StingRay Lite™ pneumatic countermeasure cushion is available as an accessory (approx 19" x 10.5 ").

Polygraph Professional Suite is the only polygraph instrument that enables examiners to use both pneumatic and piezo countermeasure cushions simultaneously on two different channels.

The full-sized StingRay™ pneumatic countermeasure cushion is available as an accessory (approx 19" x 17").

Polygraph Professional Suite is the only polygraph instrument that enables examiners to use both pneumatic and piezo countermeasure cushions simultaneously on two different channels.

A video camera is useful for monitoring the examinee during an exam as well for recording the complete session. The Logitech 4000 also includes a microphone for recording audio and is available as an accessory.

Exclusively with Polygraph Professional Suite, recorded video and audio is synchronized and time-aligned with the physiological readings. When chart data is being reviewed post-exam in the ChartViewer component, all of the physiological data is precisely time-aligned with the audio and video. Frame by frame synchronization and time markers are recorded and displayed in the ChartViewer component of Polygraph Professional Suite.

A thermistor for recording skin temperature is available as an accessory.

Typically, the thermistor records changes in facial temperature during the course of an exam and is recorded and displayed using the Thermal Channel of the DataPac_USB.

The Cardio PLE measures both Beat to Beat interval and traditional cardio from the ear or finger by measuring the change in blood volume. It is available as an accessory.

The Finger print scanner can be used to record digital images of the examiner and examinee's finger print for each test. Limestone Technologies was the first company to offer this innovative addition to the polygraph profession. It is available as an accessory.