The Plantronics CO54 Base Station System for CS540 is a black base unit that operates on wireless technology, specifically designed for earbud style headsets. It features a 3.5mm jack connectivity and is compatible with the CS540 model. This base station system does not include a headset or power supply, making it ideal for users who already have the necessary accessories for their phone system. Made by Plantronics, a trusted brand in the industry, this base station system is a reliable and efficient option for enhancing your home telephone experience.

(New never used)