The BOSE's CONTROLSPACE ESP 1240 engineered signal processor is an open-architecture DSP with 12x4 fixed analogue audio, built-in 8-channel ESPLink output, and a rear-panel digital expansion slot that supports IP-based network audio and control. This model satisfies today's stringent standards for high-quality signal processing and control in a budget-friendly compact. The ESP-1240 is suitable for a wide range of applications, from tiny stand-alone projects to big networked systems. Onboard connectivity includes Serial over Ethernet, RS-232, 5 control inputs and 5 control outputs.