Masione Keyboard and Case for 7-Inch Tablets (7 Inch USB TO Micro USB Keyboard, Pink) Suitable for Samsung Galaxy Tab 3 8.0 and most 7" Tablet which comes with Android 2.3, Android 4.0 and or Windows system! USB Port: USB 2.0;Material: PU + PC;Full Size USB Interface;Dimension: 220 x 130 x 12(Max);Keyboard Size: 200 x 78mm ;Adjustable Width: 108~130mm With stand on the back to support your tablet.Made from durable synthetic leather and PC,can put it on desk or in hand Comes with an Built-In INTERGRATED KEYBOARD, a Micro USB cable, FREE Capacitive STYLUS for easy operation of your Tablet PC device Please note : it does NOT work for Samsung Galaxy Tab 2 7.0, Samsung Galaxy Tab 3 7.0, Samsung Galaxy Tab 4 7.0,Amazon Kindles, Nook, or Motorola Xoom,Blackberry Playbook and Archos Arnova. Pls make sure it support OTG before you purchase this item. The protective case is made of high quality PU leather to well protect your tablet from drops, bumps, dust, scratches and other damages