Expand your Burl Mothership system's digital connectivity with the Burl Audio BAES4 4-channel AES daughter card for B16 Mothership. Compatible with both B16 and B80 Mothership chassis, the BAES4 provides four channels of AES/EBU digital input and four channels of AES/EBU digital output, allowing engineers to integrate compatible digital processors, converters and other AES/EBU-equipped equipment into their recording and mixing workflows. Unlike analog converter daughter cards, the BAES4 expands digital I/O without requiring additional analog conversion, preserving the system's modular flexibility for customized studio configurations. Integrated AES input clock recovery enables synchronization with an incoming AES digital audio stream, helping maintain reliable timing across connected digital devices. The BAES4 offers a straightforward way to expand digital routing and connectivity within a professional Mothership system.