HC422B N-300 产品描述、产品参数、产品规格（中文版约200字）

产品描述：

HC422B N-300 是一款高效的网络交换机，专为现代网络环境设计。它具备强大的数据传输能力和灵活的配置选项，能够满足不同规模网络的需求。HC422B N-300 采用了先进的网络技术和安全机制，确保数据传输的稳定性和安全性。同时，它还支持多种网络协议和连接方式，方便用户根据实际需求进行配置和扩展。

产品参数：

传输速率： 300Mbps，提供快速稳定的网络连接。
端口数量： 提供多个网络接口端口，支持多种设备连接。
传输距离： 支持长距离传输，满足大型网络布局需求。
安全特性： 内置防火墙和安全机制，保护网络安全。

产品规格：

尺寸与重量： 紧凑设计，便于安装和部署。
环境适应性： 适应多种环境和使用场景，确保稳定运行。
电源要求： 支持标准电源供电，方便接入和使用。

英文版翻译：

Product Description:

The HC422B N-300 is a high-performance network switch specifically designed for modern networking environments. It boasts powerful data transmission capabilities and flexible configuration options, catering to the needs of different-sized networks. The HC422B N-300 utilizes advanced networking technologies and security mechanisms to ensure stable and secure data transmission. Additionally, it supports various network protocols and connection methods, allowing users to configure and expand according to their specific requirements.

Product Parameters:

Transmission Speed: 300Mbps, providing fast and stable network connectivity.
Number of Ports: Offers multiple network interface ports, supporting connections for various devices.
Transmission Distance: Supports long-distance transmission, meeting the needs of large-scale network layouts.
Security Features: Built-in firewall and security mechanisms to protect network security.

Product Specification:

Dimensions and Weight: Compact design for easy installation and deployment.
Environmental Adaptability: Suitable for various environments and scenarios, ensuring stable operation.
Power Requirements: Supports standard power supply for convenient access and usage.