The Grandstream UCM6202 is an IP PBX (Private Branch Exchange) designed for small to medium-sized businesses. It offers support for up to 500 users and 30 concurrent calls. The UCM6202 provides advanced telephony features like call recording, voicemail-to-email, and auto-attendant. With its user-friendly interface and robust security features, it serves as a reliable and efficient communication solution for modern businesses.