SANSUI App Control is a free Android application developed by Nakamichi Corporation under the Travel & Navigation category. It serves as a companion app for the SQ-112, which is a portable Bluetooth speaker. With this app, you can connect your smartphone to the SQ-112 via Bluetooth and control the settings and features of the speaker.

The app is easy to use and straightforward. Once you have connected your smartphone to the SQ-112, you can access all the features of the speaker from your smartphone. You can adjust the volume, change the EQ settings, and even control the LED lights on the speaker. The app also displays the battery level of the speaker, which is a handy feature to have. Overall, SANSUI App Control is a great addition to the SQ-112 and makes it even more convenient to use.