Format-friendly Bluetooth speaker with built-in FM radio for use at home & on the go. With a connection for USB (Universal Serial Bus) storage media, 20 station presets, auto scan & call answer or redial. Soft-touch housing with built-in carrying handle, blue LCD display & battery power. The auna Rigid Box BT is an attractive Bluetooth speaker that is particularly compatible with smartphones, USB (Universal Serial Bus) storage devices & FM radio stations. The little box with pleasant soft-touch housing & recessed carrying handle can go with you anywhere spontaneous music is in dem&, all without the constraint of cables, thanks to battery operation. The speaker is a welcome cocktail party guest, providing a lively atmosphere while sitting between a mai tai & a caipirinha on the porch. Via Bluetooth, the Rigid Box offers straightforward coupling with smartphones, tablets, etc., with the user-friendly operating section providing convenient title navigation. Incoming calls may be answered, & missed calls can be called back with the push of a button.USB sticks & external hard drives can be connected via the USB (Universal Serial Bus) port, allowing playback of your favourite tracks from external media. Individual tracks or entire albums can be sent into an infinite loop with the automatic repeat function. Even in its function as an FM radio, the smart speaker box from auna convinces. With 20 freely assignable station presets, your favourite stations can be quickly recalled. The automatic station search is very useful, determining the strongest available stations in just a short time based on the 20 saved stations.