The new Klip Xtreme KWS-613 speaker with built-in microphone seamlessly goes from listening to music to taking hands-free phone calls. Equipped with the Advanced Audio Distribution Profile (A2DP), the speaker works with any Bluetooth-enabled devices. What is more, thanks to the built-in SD card slot, it can even be used as a standalone music player, independently from an external audio source. Go further without wires, with this surprisingly small but amazingly powerful wireless speaker!