Satisfy your dual network usage needs, including corporate intranet and extranet, or simple networking and dual computer use. Practical functions make it easy to operate. Mini network converter is lightweight and portable, easily placed on your desk. No power supply or electronic switch required, ensuring no electronic interference with the network signal. Provides true physical isolation, with no electrical circuit connection between internal and external networks. Engineering plastic shell offers fast heat dissipation, corrosion resistance, and anti-static properties. Item Type: Switcher Model: RJ21 Product Category: Distribution Equipment Material: ABS Plastic Interface: RJ45 100MHz 2 In 1 Out or 1 In 2 Out Product Function: Features switching and distribution capabilities. It can switch between 2 network interface inputs and 1 network interface output, or distribute 1 network interface input to 2 network interface outputs. Applicable to various industries such as securities markets and education. Package Includes: 1 x Switcher 1 x USB Connection Cable