Make your favorite wired headphones totally wireless by plugging into the Bluetooth Audio Receiver with NFC (Near Field Connection) if you are near a Bluetooth enabled device you will automatically be prompted for connection no search or setting required. You will get the same quality audio that you are used to with wired headphones. The audio receiver also has a built-in mic and multi-feature button for Play/Pause/Forward and it comes with 2 input 3.5mm jack so you can share your wireless capability with your partner as well. You can also attach this to any stereo system or a single speaker and make it wireless speaker with range up to 30ft and play music from your cell phone.Fully rechargeable plays music for 5 hours. High-end error correction chip and outside noise cancelation. Bluetooth 4.1 with up to 30ft of crystal clear sound.Has EDR and Noise Cancelation built-in APTX voice processing.Multi-Function buttonBuilt-in Mic to answer calls handsfree.2 X 3.5mm Output jacks.