The ZRS-AS-61B is a part of the Carmedia line of auto entertainment systems made by Zenith. It is a 6.75-inch touchscreen display car stereo featuring options like Bluetooth wireless streaming, SD card, USB, and aux inputs, an AM/FM receiver and tuner, a four-channel, 20-watts-per-channel amplifier, subwoofer controls, and CD-ROM compatibility. The user is able to customize sound settings and adjust the screen contrast and brightness.