Take GC-06 blue tooth receive module, SD storage card and RS232 serial communication connection as data transmission connection.

以GC - 06蓝牙接收模块、SD储存卡和RS232串行通讯接口为数据传输接口的蓝牙接收装置设计。

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It only takes up about 3.5mb of app storage space, so no SD card download is needed.

它只占用3.5 MB的应用程序储存空间，因此不需要在sd卡上占用下载空间。

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It installs itself in your phone's internal storage, its SD card, or both.

它可以安装在你手机的内部存储或者SD卡。

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But their real advantage appears to be the SD Card storage technology.

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Since a single song can require up to 24 megabytes (MB)4 of memory, quickly filling up the Wii's 512MB of onboard storage, the SanDisk Rock Band 2 SD gaming card provides enough storage space for at least 75 downloadable songs and enables gamers to take advantage of Rock Band 2's extra content.

ENGADGET: SanDisk releases 2GB Rock Band 2 SD card for all your downloadable content

The unit has 32 megabytes of memory and, as we suspected, uses the SD memory card for removable storage.

FORBES: Magazine Article