The listing, LOOK gateway ma7 laptop w/windows vista has ended.
The processor in the MA7 is a 1.60 gigahertz Celeron and comes with 1 gigabyte of synchronous dynamic random access memory. The maximum upgradeable memory for this model is 2GB. The operating system is Windows Vista Home Premium 32 bit.
i have the universal charger but it need the # 41 bid or the reg charger i will sent it but again you need the #41 which i dont have anymore i was switching tips and step on the end of it and bent the inside tips wright now i still have a charge on the battey that why it is on.
yes it is wifi . and has a 15 inch wide screen
if you want more info go to
http://www.ehow.com/facts_7530489_specifications-gateway-ma7-computer.html
i upgraded this to a 160 gb sata HDD