Samsung YA-SBR510 has 3 speakers each at 10W. It supports Bluetooth 2.0 and the maximum working range is 10m. YA-SBR510 adopts A2DP (Advenced Audio Distribution Profile), AVRCP (AudioVideo Remote Control Profile), HSP, HFP. It has a remote controller and its chipset supports MP3 codec, but not sure whether the storage is built-in or external.