This twin pack of PNY Performance SDHC Memory Cards provide complete memory confidence when shooting in even the most challenging environments. Ultra performance The PNY Class 10 SDHC Card features a write speed of 20 Mbps, meaning you wont be slowed down while filming in HD or shooting in burst mode. A rapid read speed of 32 Mbps lets you upload large numbers of photos & films to your computer without the waiting time of lesser rated cards. Perfect for professionals The PNY Performance series has been designed with the speed & stability professionals require of their memory cards & as such are perfect for use in DSLRs & HD video cameras. Whats more, you get two of them in this twin pack. You can be confident your media is safe as the PNY 16GB Performance SDHC Card is shock-, temperature- & water-proof, while a five-year manufacturers guarantee makes the Performance series a truly long-term investment. For the perfect professional choice, look no further than the PNY Performance SDHC Memory Card 16 GB twin pack.