Denon Envaya Mini DSB-100BKEM Portable Premium Bluetooth Speaker, Black Features Bluetooth aptX Low Latency. Offering CD quality audio streaming over Bluetooth minimizing latency and lipsync issues. NFC Pairing: Incredibly Fast & Easy Pairing (no buttons touched) Integrated Microphone with noise cancelling: for speaker phone functionality Rechargeable battery for on the go use, and a built-in, noise cancelling speaker phone Carrying bag included