16GB MicroSDHC Memory Card for US Cellular LG Logos US550 Smartphone with Free USB MicroSD/SDHC Card Reader - 16 G/GB/GIG 16G 16GIG Compatible With: LG Logos US550 Capacity & Type: 16GB MicroSDHC Specifications: Complies with SD Association's Specifications Certifications: CE/FCC/RoHS Warranty: 5 Year Manufacturer's