HOMEVoIP (Voice over IP)IP PBX Hardware3CX Hardware Appliance for mid-sized sites (3CX pre-installed) 3CX 11-16428 3CX Hardware Appliance for mid-sized sites (3CX pre-installed) SKU #11-16428 Oh oh! That product is no longer available... Check out these alternatives Yeastar P520 VoIP PBX for up to 20 users, 10 concurrent calls, advance... Details Yeastar P550 VoIP PBX for up to 50 users, 25 concurrent calls, advance... Details Yeastar P560 VoIP PBX for upto 200 users, 60 concurrent calls, advance... Details Yeastar P570 VoIP PBX for up to 500 users, 120 concurrent calls, advan... Details VIEW ALL IP PBX Hardware