1 Grandstream GRP2612P features Wi-Fi support and an LCD screen. 2 • Usage: Ideal for small offices, home offices, and residential use to support applications like 4K video streaming and online meetings. * Key Features: VPN support, built-in firewalls for security, and multi-Wi-Fi network management. 3 • For business. * Function: Making and receiving calls over the internet. * Features: These devices typically support multiple SIP accounts, audio conferences, and centralized cloud management. * Usage: Used in companies and organizations to provide reliable communications.