Memory Type : DDR4, Capacity: 16GB (8GBx2), Multi-Channel Kit: Dual Channel Kit, Tested Speed: 4000MHz, Tested Voltage: 1.35V, Registered/Unbuffered: Unbuffered, Error Checking: Non-ECC, SPD Speed: 2133MHz, SPD Voltage: 1.20V, Features: Intel XMP 2.0 (Extreme Memory Profile) Ready, Warranty: Lifetime Warranty. Featuring a completely exposed light bar with vibrant RGB LEDs, merged with the award-winning Trident Z heatspreader design, and constructed with the highest quality components, the Trident Z RGB DDR4 memory kit combines.