This article lists the specifications for the TouchPro 8300 Series Controller

https://www.elotouch.com/touchscreen-components-touchpro-8300-series-controller.html

TouchPro 8300 Controller Specifications

Technology
PCAP (TouchPro® Projected Capacitive)

Number of Touches
Multi Touch (40)

Input Methods
Finger
Gloved hand
Passive stylus

Dimensions
Elo’s 8300-series controllers have a variety of touch IC’s and form factors to choose from. Contact Elo for more details.

Surface Treatment
Clear

Interface
USB, I2C, Serial

Positional Accuracy
± 2.0mm

Report Rate
≥ 100 Hz

Operating Environment
-20°C to 70°C; max 90% RH (non-condensing)

Controller Cables
Serial cable: P/N D16890-000
USB cable: P/N D38640-000
Dual serial/USB cable: P/N D40022-000

Note
Exact specifications vary with touch IC, configuration, and screen size. The information above represents typical values.