It's GigaBytes actually. And is it RAM or storage capabilities?
And also those are brands. Not models. For example, Samsung has different phones. Not just one.
Memory 1 MB (2 × HM658512LTT PSRAM)
Storage 1 MB of NOR Flash expanded to 2 MB by Stacker compression + 32KB BIOS NOR Flash
Restrictive policy is a kind of policy calls for a firewall to contradict all traffic by default. The first rule denies all traffic on any service and using any port. To permit a specific type of traffic, a new rule must be placed ahead of the deny all rule. A firewall should enforce the overall policy recognized by the network administrator. Enforcement is controlled mainly over setting up packet filtering rules which is a rule base comprises a set of these rules.