Detailed Product Description
USB version 2.0 standard, compatible with USB version 1.1 Sim card reader can read GSM sim card Three slots for card reader and one slot for sim card reader Data transfer rate: up to 480Mbps Supports SD/mini MMC RS and 4.0, micro SD and MMC micro Plug-and-play and hot swapping USB bus-powered Supports Windows 98SE, 2000, Me, XP and Mac OS 8.6 or higher Product size: 8.85 x 3.1 x 1.35cm
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