Enhanced Security Features: The RJ45 Lockable Inserts are designed with a locking mechanism that requires a key to access, ensuring physical security to prevent unauthorized data access and tampering in sensitive environments such as data centers, corporate offices, and more. Dust-Proof Design: Each connector is crafted to be dust-proof, protecting your network infrastructure from dust and debris that can cause damage and degrade performance over time. Compatibility and Use: Perfectly suited for a variety of devices including switches, routers, and other network devices requiring secure RJ45 connections. This product is essential for maintaining the integrity and security of your network infrastructure. Color: Black Material: PC Package Contents: 10 x USB Dust Plug 1 x key Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.