The August MR230 is a Bluetooth receiver that will enable you to wirelessly play your music from your Bluetooth device to any speaker system:You have the flexibility to use almost any pair of powered speakers you like, which means you can put those high-end stereo speakers of yours or your home theatre system to good use. You simply attach the August MR230 to your speakers using standard analogue RCA or 3.5 mm jacks.With the RCA cable you can transform your Hifi speakers and stereos into bluetooth devices and listen to the great sound coming out of these devices wirelessly.Using the standard 3.5mm audio jack cable included to connect to any Audio IN: from home speakers to portable ones, and even car stereo.No more cables needed to play music whatever system you are using!With the August MR230 you will be able to play and control your music wirelessly using the native music player from the Bluetooth device you are using. The 2.402 - 2.480GHz frequency range will achieve a high quality transmission to fully enjoy listening to music wirelessly.