100% compatibility with Cisco QSFP-4X10G-AO3M guaranteed - StarTech.com lifetime warranty on all StarTech.com SFP cables - Designed and tested to perform identically to QSFP-4X10G-AO3M - QSFP+ breakout cable length is 3 m (10 ft) - Breakout cable tested to meet or exceed OEM specifications - AOC breakout cable complies with MSA industry standards - Breakout cable has low power consumption: < 1 W - Hot-swappable with other fiber optic QSFP+ breakout cables