System RAM Upgrade - Acer Aspire E15 - $550 Windows Laptop - YouTube
Amazon.com: Acer Aspire E15 Touchscreen Laptop, Model E5-571P-59QA, Intel Core i5-421OU Processor, 15.6" HD Multi-touch LCD, Intel HD Graphics 4400, 4Gb RAM, 500Gb HDD, DVD Super Multi DL Drive, Windows 8.1 64
How to upgrade Acer Aspire E15 E5-575-33BM Laptop – model E5-575-33BM – Official Website