Easy to operate, plug and play, no extra driver needed, Small, Lightweight and Compact design. Function: Compatible with ADSL, hubs, switch, TV, set-top box, router, wireless device, computer Product Features: RJ45 modular female/female couplers. Great for connecting two Cat 5/5e/6/7 cables to make one longer cable! Straight through wiring. All eight contacts are wired. Standard RJ45 8P8C socket to socket Material: ABS Package included: 1 x RJ45 Coupler.