you can use the “dmidecode” command to retrieve this information of bios. This command will decode the information available in the DMI table in such a way that humans can read it.

To check all the infomration

admin@smartproteam$ dmidecode

to custmize the output check below

To check system type:

if you use “-t” only display the entries of type TYPE.keyword from the following list: bios, system, baseboard, chas-
sis, processor, memory, cache, connector, slot

admin@smartproteam$ dmidecode -t system

# dmidecode 2.9
SMBIOS 2.33 present.

Handle 0×0001, DMI type 1, 25 bytes
System Information
Manufacturer: IBM
Product Name:
Version:
Serial Number:
UUID:
Wake-up Type: Power Switch

Handle 0×002B, DMI type 15, 25 bytes
System Event Log
Area Length:
Header Start Offset:
Header Length:
Data Start Offset:
Access Method:
Access Address:
Status: Invalid, Full
Change Token:
Header Format:
Supported Log Type Descriptors:
Descriptor 1:
Data Format 1:

Handle 0×0036, DMI type 32, 11 bytes
System Boot Information
Status: No errors detected

To check system manufacturer :

if you use “-s” it gives the single stirng out put

admin@smartproteam$ sudo dmidecode -s system-manufacturer
IBM