Ethernet Port Interface: N18 pro with 1*SFP and 5*10/100/1000M adaptive Ethernet interface ^^ External 10MHz
Clock: Gustard N18PRO support external 10MHz clock, an external 10MHz clock gives the cleaner sound and more analog sense ^^ Built-in
Power Supply: Audio specific transformer, multi-stage filtering, lower ripple, clean sound. High current low voltage drop rectifier bridge ^^ Multi-way
Power Supply: Multi-way power supply, to avoid interference. Multi-stage voltage regulators, cleaner power ^^
Optoelectronic isolation: Gustard N18 PRO support SFP fiber module, pluggable SFP op-to-electronic converter module to isolate network ripple. The N18+N18pro suite of switches is opto-isolated via SFP op-to-electronic converter modules