LINLIN SD TF Flash Memory Mobile Phone PC Card Reader,Universal 2in1 Micro USB 2.0 OTG Adapter (pink) Small form factor, easy to carry. Support read&write TF/Micro SD memory cards Fully compliant with high-speed USB2.0 transfer protocol , the maximum transmission up to 480Mb / s.Supports SD v3.0 UHS-I specification , the maximum transfer 104MB per second. Suitable for the PC and mobile/pad with OTG function, Android 2.3 version of the above, such as Samsung Galaxy S3/S4/S5/Note 2/3 Plug and play, no external power supply. supports high-speed large -capacity SDXC, micro SDXC memory card, up to 128GB.