| 摘要 |
<p>An apparatus of the present invention performs the typical function of a watch while being worn on a wrist of a user. In addition, the apparatus interworks with a smart device to perform the role of a smart wearable device. More importantly, information can be commonly received and transmitted in various devices without using a cable and a mass storage auxiliary memory device, which is inconvenient. In addition, the apparatus can perform a role of expanding an internal memory in a device which does not support an external memory.</p> |
