Lenovo 520S-14IKBR,LA-E541P working bios,8MB $1.99 – Purchase Checkout Added to cart Your Recently Viewed Downloads Apple MacBook Pro 13-inch, Late 2016 Apple MacBook Pro A1502 820-3476-a Lenovo X1 Carbon 7th Gen – (Type 20R1, 20R2) Laptop (ThinkPad) – Type 20R1 ( N2QET40W ), 32MB