<ul><li>4GB Module ( 1 x 4GB ) | DDR3/DDR3L 1600 MHz ( PC3L-12800 / PC3L-12800S ) | DDR3L SO-DIMM ( 204-Pin ) | Non-ECC Unbuffered | 1.35V - DDR3 Low Voltage (Can operate at 1.35V or 1.5V)</li><li>Compatible Memory (RAM) Replacement for HP 691740-005</li><li>Maximizes the performance of your system by speeding up loading times, boosting responsiveness, and improving the ability to support greater workloads</li><li>All modules undergo quality assurance testing to ensure dependable and reliable performance</li><li>A-Tech provides a Lifetime Warranty for all orders & offers complimentary United States based Tech Support before, during, & after your purchase</li></ul><br><br>

A-Tech 4GB RAM Replacement for HP 691740-005 | DDR3/DDR3L 1600MHz PC3L-12800 1.35V SODIMM 204-Pin Memory Module