2GB KIT (2 x 1GB) For Acer Aspire Series 3683WXMi 3684WXMi 3693WLMi 4090 4220 4220G 4230 4310 4315 4315-051G08Mi 4320 4330 4332 4520 4520G 4530 4535 4540 4710 4710G 4710Z 4715Z 4715Z 4720 4720G 4720Z 4730 4730Z 4732Z 4920 4920G 4920G-302G25Mi 4920G-3A2G16Mn 4925 4930 4935 5030 (DDR2) 5043 5044 5050 5050-3242 5050-3465 5050-3564 5050-5172 5050-5374 5050-5410 5050-5554. SO-DIMM DDR2 NON-ECC PC2-5300 667MHz RAM Memory. Genuine A-Tech Brand. 2GB KIT (2 x 1GB) SO-DIMM DDR2 NON-ECC PC2-5300 667MHz RAM Memory Genuine A-Tech Memory Lifetime Warranty Toll Free Technical Support 1-866-557-4527 Designed For Acer Aspire Series. (See Compatibility List Below)