The used KEYSIGHT IXIA TPA2-CU3 Port Agg Inline Copper 10/100/1G with Switchable Aggre Mode is a high-quality networking device manufactured by KEYSIGHT in the United States. This unit is designed to offer reliable and efficient data processing capabilities, making it ideal for various business and industrial applications. With its switchable agg mode feature, users can easily customize the device to suit their specific needs and enhance overall performance. Both power supplies included.