Jupi-storm Multipoint Connection 4.1 Bluetooth Audio Music Receiver A2DP Wireless Adapter with 3.5mm AUX Port and Hands Free Calling for iPhone/Android, Headphone, Speakers, Car & Home Stereo etc Jupi-storm BLUETOOTH 4.1 RECEIVER: Built with Bluetooth 4.1/HFP/HSP/A2DP/AVRCP to smart your life that you can enjoy music and hands-free calling from your smartphone in premium-quality sound.Up to 33ft connection range guarantees low signal delay. DOUBLE LINKS and WIDE COMPATIBILITY: Jupi storm Portable Bluetooth Receiver can connect two Bluetooth devices at the same time.And it also could compatible with most smartphones and Bluetooth electronics, ideal for home or vehicle audio systems and wired headphones (connected with Mpow via 3.5mm audio cable/adapter then pair your phone with Jupi storm Bluetooth Receiver to achieve listening music or answering call). AUTOMATICALLY RECONNECT: Simple and Easy Wireless Set-Up, Automatically connect, if you would like your smartphone to connect the receiver automatically, just turn on the Bluetooth in your smartphone first, and then turn on the Bluetooth receiver.the Jupi storm Bluetooth Receiver can be automatically paired. XTRA-LONG BUILT-IN BATTERY:Extra-long built-in battery provides up to 10 hours playing time and only need 1.5 hours to charge it fully. NOTE: This is a receiver not a transmitter. NOTE: 1.This Jupi storm Bluetooth receiver doesn't turn on automatically,please long press the "Multifunction Button" about 3 seconds, when it turned on the blue light will flash,then connect it with your Bluetooth devices; 2.Please be sure the charging input voltage do not over 5V and do not use fast charger for the consideration of safety and the serve life of product; If you want to connect to your TV by pairing the device with your headset, please search Jupi storm transmitter.