pon auto detection of PoE or PoE+
The Grandstream CloudUCM Plus is a cloud-based PBX solution for small and growing businesses. It supports up to 50 extensions and 16 simultaneous calls, with built-in meetings, messaging, and CRM integration—all managed securely without hosting fees.
Grandstream DP725 is a DECT HD handset supporting up to 20 SIP lines, with 400m outdoor range (via DP755), 50-hour talk time, secure DECT encryption, and advanced VoIP features for professional mobility.
The Grandstream GHP621 is a compact IP phone designed for hotel rooms and similar environments, featuring 2 SIP lines, PoE support, speed dial keys, a customizable faceplate, and easy remote management via GDMS.
MIKROTIK GrooveA-52HPn 2.4Ghz/5Ghz AP/Backbone/CPE, 500mW TX, 2.4Ghz 6dBi Omni Antenna 
WS-POE-16-48v120w passive 16 port POE Injector for 16 IP cameras, VOIP phones or Access Points 
