There are 6 different sizes of this Smart Ring available, #7/#8/#9/#10/#11/#12 -please use the search function or browse the seller's other product listings to select the appropriate size. Jakcom R3 NFC Smart Rings work with any smartphone, tablet, door lock, or other device that has NFC tag capabilities, primarily Android and Windows Phone platforms.
- Please expect 2 to 3 weeks delivery time once you placed your order.
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