16GB Kit ( 2x 8GB Modules ) | DDR4 2133 MHz ( PC4-17000 / PC4-2133P ) | DDR4 SO-DIMM ( 260-Pin ) | Non-ECC Unbuffered | 1.2V - DDR4 Standard Voltage. High performance Memory RAM upgrade designed for DDR4 SODIMM compatible Laptop Notebook y All in One (AIO) computers. Boosts the performance of your system by speeding up loading times improving system responsiveness and increasing your system's ability to handle greater workloads. All modules undergo quality assurance testing to ensure dependable and reliable performance | Please verify the supported memory (RAM) specifications of your system prior to purchase to ensure compatibility. A-Tech provides a Lifetime Warranty for all orders y offers complimentary United States based Tech Support before during y after your purchase.