Introducing the Grandstream Networks Inc GSC3570, a powerful intercom and facility management system. This device is perfect for businesses and homes that require a reliable communication system. The GSC3570 offers wireless and Power over Ethernet (PoE) features, making it easy to install and use. The callER ID device comes in a sleek white color and is manufactured by the trusted brand Grandstream. Its model number is GSC3570. This system is perfect for VoIP home phones and home networking & connectivity. With its user-friendly interface, you can easily manage your facility and improve your communication capabilities.