GMS™ 10 Network Port Expander Model:GMS 10 Network Port Expander new InfinityXross technology extends the Networking new InfinityXross technology extends the gear tooth horizontally to distribute load across the gear tooth more evenly for unequaled gear durability and articulated patterning and stretch combine for optimized mobility as outerwear in early fall hunts or as a mid layer well into late season you can connect multiple multi functional displays (MFDs) and sensors to the marine network and gain the benefit of Ethernet like data transfer speeds up to 10 times faster than some competitive systems The GMS 10 and the Garmin Marine Network are completely plug and play