Our 50G SFP56 PAM4 Active Optical Cable delivers cutting-edge connectivity for next-generation 50G data center applications. 125 Gbps PAM4 signaling with lengths from 1m to 50m over OM4 multimode fiber, this AOC features integrated FEC for enhanced signal integrity. The Active Optical Cables support 400G PAM4. The QSFP-400G-AO01 active optical cable is an 4-channel, pluggable, parallel, fiber optic 400G QSFP112 AOC. Each cable integrates eight transmit and eight receive channels operating at 53. 5625G baud rate, and up to 100m using. 400GB/S QSFP DD ACTIVE OPTICAL CABLE COMPLIANT TO 26.