Item Description / Testing Notes:Units have been pulled from a working environment. Each item is at minimum C4, F3 unless specified otherwise.Items in listing:( 1 ) -InnoLight TR-FC13T-NAZ 100G Base QSFP28 CWDM4 IR4 1310m Transceiver 100GAbout Us:We are open from Mon-Friday 8:30am - 5:00PMWe do not ship out on weekendsLatest time to buy for 1 Day shipping time is 12:00PM FridayCirkadis is an and IT hardware refurbishing, remarketing, and manufacturing company that specializes in server components, decommissioned workstations/computers and IT related hardware.