You can show colorful texts and pictures via USB interface with VT100/ANSI style commands without big HDMI monitor. You can connect this tiny display to your ODROID as well as Mac, Linux PC, Windows PC even an enterprise server.
The UPS2 for C1 is designed specifically for the ODROID-C1. Uninterrupted Power Supply is an electrical apparatus that provides emergency power to a load when the input power source, typically mains power, fails. The on-battery runtime of most uninterruptible power sources is relatively short but sufficient to start a standby power source or properly shut down the ODROID-C1
The HiFi Shield Plus provides both stereo RCA connectors to connect to external amplifiers and other audio equipment. Via TI’s high-end PCM5242 DAC chip(known as Burr-Brown), it supports 16, 24, 32 bit audio formats with minimal THD+N ratio (0.002%) and ideal dynamics (114dB+), plus amazing sampling rates of 384kHz