L-Tron 4910LR Microphone Clip Style Driver License Reader Kit

More info here.

2D Imaging Scanner which reads driver's license barcodes and captures images and signatures. Ideal for e-citation applications, accident/incident reporting and electronic ticketing applications. The 4910LR-152-LTRK kit contains all you need to install and connect the compact, radio microphone-style scanner to the USB Port of the vehicle's computer, including drivers for Microsoft Windows 7, 8.x and 10 which map the USB connection to a virtual COM Port. The 4910LR is a replacement for the popular 4710LR and 4810LR series imaging scanners. 4910LR-152-LTRK is a minor revision of part number 4910LR-151-LTRK. Form and function of the two are identical.

Image capture, signature capture, and omnidirectional reading of linear, AAMVA PDF-417, MicroPDF417 and most 2D barcode symbologies.
Features highly visible green LED aimer and red LED backlight.
Class-leading image quality and image transfer speed provide crisp images in less than one second.
Built to last in a compact, durable form factor with sealed membrane switch, hard pinned cable connection and no moving parts.
Custom imaging firmware compatible with TraCS 7.x and 10.x. Compatible with other e-citation and accident reporting packages via COM port emulation, keyboard emulation or HID communication mode.
Safe and secure mounting with spring-retained microphone mounting clip and hanger.

More info here:

Microphone style megapixel imager
Microphone style mount
TraCS-compatible imaging firmware
9.5 ft Coiled USB Interface Cable
Native USB-com port emulation drivers
Microphone hang up clip