The HKKN4027 CPS DTR410, DTR550. DTR650 Serial Port Programming Cable connects your radio to a PC and allows you quickly customize the DTR410, DTR550 and DTR650 series radios with your individual settings.
4f Odc Square Type (female) To Lc/upc Fiber Patch Cord,4c Odc Round(male) To Sc/upc 0.5m/1m/2m 4.5mm Tpu Lszh Fiber Jumper Cable - Fiber Optic Patch Cord - AliExpress
L-com Fiber Optic Patch Cord SM G652D Simplex LC/UPC-LC/UPC Armored 3.0mm LSZH Black 5M | ShowMeCables.com