Specifications: Input Volt – 5 V DC, Audio Out : L R G (it must be connected to amplifire ) Make Any Speaker Wireless, Make your Car Audio System Wireless Convers Speakers into Bluetooth Speakers Allows you to play songs to your speakers directly from your phone, Compact and Small can be powered with usb wall power adapter Can buy with PAM8403 Mini 5V Digital Small Power Amplifier Board
