Over Ear Bluetooth Wireless Headphones - August EP650 with Android/iOS App for Custom Sound Control - Enjoy Bass Rich Sound and Optimum Comfort - Bluetooth v4.2, NFC and aptX LL Low Latency - [Blue] Daffodil US is the sole authorized seller of authentic August products on the amazon.com. Offers from other sellers are scamming attempts, counterfeit products or unauthorized reselling. To ensure your complete safety and the excellent service we strive to give our customers, please avoid purchasing from other sellers Bluetooth Wireless Headphones  Listen to audio from smartphones and tablets, NFC Connection - Simply tap your NFC enabled device to pair the two together Music, Volume and Calls control Buttons - Answer calls & control your music Built-in Microphone - Stay connected to your phone with hands free calling Internal Li Ion Battery  Rechargeable battery gives over 10 hours between charges + 3.5mm Standard Audio In Socket  Connects to any Non Bluetooth device