Sounds like you've changed the default shell to bash (expert mode).
That said, cplic print from that prompt should tell you exactly since it's encoded in the license.
In this example, it's a 1590.
MyGW> cplic print
Host Expiration Features
127.0.0.1 never CPAP-AP1590 CPWIFI-US CPSB-FW CPSG-C-4-U CPSB-VPN CPSB-SSLVPN-200 CPSB-IA CPSB-ADNC CPSB-ADNC-M CPSB-IPS-S1 CPSB-URLF CPSB-APCL-S1 CPSB-AV CPSB-ABOT-S CPSB-ASPM CPAP-CLOUD-MGMT CK-00-XX-XX-XX-XX-XX
Also, it should show in the UI like so:
The only time I've personally seen issues like this is (the UI not showing the correct model number) is on pre-production units.
Perhaps its a different issue and an RMA might be required here.