SDcard,SD,SDMemoryCard[CEFCCROHS] SecureDigitalMemoryCard(SD): Capacity:16MB--64GB SecuredigitalcardsystemstandardcompatibilityReadspeed: 7Mbps Writespeed:3MbpsOperatingtemperature:-15 C-70 CSize:24x32x2.1mm(Packingsize:110mm*78mm*15mm)Weight:2gDualvoltage:1.6v-3.7vOperatingtemperature:-15 C-70 CFirmwareupgrade:yesDataprotection:yes **OEMiswarmlywelcome.**LifetimeLimitedWarranty: 1yearwarranty你好!我们公司是专门生产各种优盘,闪存卡,每天产量为8K-10K,10K的交货时间为2天-3天!每个礼拜产量为50K ,每月产量为200K!质量好。价格优惠,欢迎新老客户前来洽谈合作!价格变化快,请及时索取最新的价格! 顺祝商祺! 深圳市科德鑫科技有限公司