TOP for Samsung Galaxy S3 i9300 Shock Proof Case with Bluetooth V3.0 Chipset Wireless Keyboard, More fast and stable connecting, Samsung Galaxy Siii Case, S3 Case Perfect match to your Galaxy Note 4 Edge (SM-N915) Standby time: 30 days. Uninterrupted working time: 30 hours Bluetooth V3.0 -- connection is more Fast and Stable Package Included: 1 x Bluetooth Keyboard Case, 1 x USB Cable, 1 x User Manual. Key Life: 5 million strokes. Operating Distance:10meters