Specs Acer Aspire 4920G-5A2G25Mn T5550 35.8 cm (14.1") Intel® Core™2 Duo 2 GB DDR2-SDRAM 250 GB AMD Mobility Radeon HD X2400 XT Windows Vista Home Premium Notebooks (LX.AKW0X.492)
1GB [1x1GB] Memory RAM Upgrade for the Acer Aspire One AOD250 Laptops | eBay
This is an old Acer Aspire 2920. I found it for a fiver on facebook marketplace as 'not working'. I was able to get it working again by replacing the dead hard
Amazon.com: New White Keyboard for Acer Aspire 4220 4310 4315 4320 4520 4710 4720 4920 4920Z 4920G 5310 5310G 5315 5320 5510 5520 5520G 5710 5715Z 5720 6935G 5730 Series US Layout : Electronics