Grandstream UCM6304A 1000 Users Audio IP PBX

Grandstream UCM6304A is a powerful IP PBX for professional business telephony — with unified communications features like corporate chat, web meetings, access control and much more. UCM6304A supports up to 1000 users and 150 concurrent calls (120 with SRTP encryption) — with an integrated conference bridge that supports up to 7 meeting rooms and 120 parties. As part of the Grandstream UCM6300 Audio Series, it gives you everything the UCM6300 Series gives you except only video conferencing support, which means it integrates your business communications with all your devices — including the free Wave app for Android and iOS.