Newegg via eBay offers the 4.9-lb. refurbished Asus Intel Haswell Core i5 1.7GHz 15.6" 1080p 2-in-1 Touchscreen Laptop, model no. Q502LA-BBI5T12, for $499.99 with free shipping. That's $30 below our winter mention and the lowest total price we've seen. (It's a current low by $50.) It features an Intel Haswell Core i5-4210U 1.7GHz dual-core processor, 15.6" 1920x1080 (1080p) touchscreen LCD, 8GB RAM, 1TB hard drive, webcam, 802.11ac wireless, Gigabit Ethernet, Bluetooth 4.0, and Windows 8.1 64-bit. (No optical drive is included.)
Note: No warranty information is provided.