BSS EC-4B-WHT-US Ethernet Controller with 4 Buttons (White - US)The Soundweb Contrio EC 4B is an Ethernet wall controller for use in Harman HiQnet systems. The EC 4B can control and monitor parameters within BSS Audio Soundweb London and other HiQnet devices, including Crown DCi series amplifiers. The EC 4B is available in black or white, and in single gang US Decora or single gang EU form factor. The EC 4B contains a single Ethernet port for configuration, control, monitoring, and power via PoE. The EC 4B is