Product Description Hubs and Ports of the brand GRANDSTREAM whose model is Grandstream GWN7701M Unmanaged Switch 2.5G MultiGigabit, Ports 8x 2,5GbE RJ45, 1 x SFP+, metal housing, 12V/1A PSU and reference PRO0457853
Manufacturer Contact Information Grandstream
Product Description Manufacturer Contact Information