The SY-386 is designed as a "USB Flash Drive" type reader that connects directly to a PC's USB port without requiring external power.

: Retrieve deleted SMS text messages and recent dialed numbers stored in the card's non-volatile memory.

: While it supports GSM SIM cards, it is a basic reader and often cannot read encrypted KI (Key Individual) codes used for cloning modern secure cards. Usage Notes

Hardware (SIM reader/writer SY‑386)

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: In many cases, specific drivers must be installed from the provided CD before the software can communicate with the hardware via the USB CCID protocol. Technical Specifications

To clarify: