Bargains Depot Electronics Product On-The-Go Host USB Host OTG Adaptor Adapter Cord For Samsung Galaxy Tab Pro 8.4 SM-T325 SM-T321 + Free Gift This cable Lets you connect you tablet to external devices, such as keyboard, mouse, USB hub, etc. Compliant with USB 2.0 standard and backward compliant with USB 1.1 standard Package includes: 1 unit of brand new, high quality USB OTG adapter (USB 2.0 female, Micro-B male adapter )+ free gift 1 Year Warranty; 30 Day Money Back Satisfaction Guarantee; Bargains Depot Electronics is a Registered Trademark Compatible : Samsung Galaxy Tab Pro 8.4 SM-T325, SM-T321