There are four Operation Modes available - Bluetooth, FM, SD card & Aux-in. Bluetooth mode is always the default mode when device is switched on. When a micro SD card or a Aux-in cable is plugged in, it gets the priority. When SD card and Aux-in cable are both plugged in, device will play the source that is last plugged in.
How many hours of playtime will I get?
Motorola Sonic Play+ 275 can play music for over 10 hours.
Is the Motorola Sonic Play+ 275 waterproof?
No, but it is water and dust resistant. It can withstand water splashing from any direction. It is not designed to work while submerged underwater. Do not use while swimming, or subject it to pressurized streams of water.