The Samsung Office Serv 7100 7200 7400 8DLI 8 Port Digital Station Expansion Card is a high-quality product from the renowned brand Samsung. This expansion card is designed to enhance the capabilities of a conventional system, specifically for office environments. It features 8 ports and is ideal for businesses looking to expand their phone switching system with voicemail capabilities. With this product, companies can efficiently manage their telecom systems and improve communication within the office space.