These DB9 Female Solderless Connectors are used to terminate the connection type of a cable. They can easily be connected to a custom length cable as well as create a custom pinout, creating a permanent and durable connection for all applications. These connectors are made with high-quality materials to ensure durability and a long life. Technical Specifications: Name: DB9 solderless module Plug type: female Accessories: housing, screw, card line buckle Connector material: pure copper plated joint Contact Material: Copper Housing material: environmentally friendly PP engineering materials Shell type: folding snap-on Opening size (cable port): 10.5mm/0.41? Application: tax control machine, digital camera, PLC, PDA, MODEM, set-top box, barcode machine, industrial instrumentation, etc. Size: 52 mm×34 mm×21.5 mm/ 2.05?×1.34?×0.85? Package includes: 2 x DB9 Female Solderless Connectors 2x cable pressing plate 4x Screws 4x Long bolts 2x 5mm tail pipe 2x 6mm tail pipe2x 7.5mm tail pipe2x 8.5mm tail pipe