BuyDig offers the Samsung 16GB SDHC Class 10 Secure Digital High-Capacity Memory Card, model no. MB-SPAGA/US, for $23.95. Coupon code “BTSEM10” drops it to $13.95. With free shipping, that’s $0.87/GB and the lowest total price we could find by $6. This memory card is waterproof and shockproof.

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