You can use fortinet Firewall SSLVPN as well ipsec vpn.   If you tell me what are services need to accessed by remote users.  I suggest you the correct model.  nevertheless it has to be 600 Series or above.  And you need have enough upload speed.

I recommend Fortinet High-End F-Series firewalls. Fortinet Fortigate is a robust firewall and security device. They have different models depending upon number of users on the network, internet speed, UTM security & throughput needed. All their models are unlimited users…

If you have SIP phones which need to access PABX from wan (internet) you need forward sip from wan to LAN PABX If you have more than 2 devices that need to share the same internet connection. You have to enable NAT. NAT support devices are following devices 1. Any…

Immediate Ransomware Prevention Tips The best ways to prevent ransomware are to maintain good security practices, back up files, and use Antivirus & Anti-ransomware software. For comprehensive ransomware protection, enterprises should deploy next-generation anti-ransomware…

Better go with FortiGate 60E.

I can support on Fortinet Firewalls and its integration.