| 摘要 |
The present invention relates to a card type memory device with various functions. A multifunctional auxiliary device with an internet charging card for a cellular phone includes a controller substrate, a portable terminal connector, a USB connector, an RF antenna substrate, an auxiliary battery, and a housing. According to the present invention, portability is improved by installing a memory, the USB connector, and the portable terminal connector in the housing and various functions are performed. |
