UNICOI SYSTEM is a leading provider of VoIP and multimedia software and reference designs for embedded device developers worldwide. It provides an IP phone reference design. FUSION RTOS is a priority-based, preemptive, multitasking real-time operating system designed for high performance DSP and media processors. It includes features like queues, mailboxes, and memory pools to speed up product development. DSPOS is a real-time preemptive multitasking OS for processing data in real-time from external devices. It can be purchased as a library or source code.