Features: - 4-Ch.
5mm) Input Jack - REC + Subwoofer Output RCA (L/R) Connectors - Audio Input RCA (L/R) Connectors - Short Circuit & Over Voltage Protection - Audio Configuration Settings: Treble, Bass, Master Volume, Echo, Mic Volume - Convenient Audio Source Control for Home or Office Use Bluetooth Connectivity: - Simple & Hassle-Free Pairing - Instant Wireless Audio Streaming Ability - Works with All of Today’s Latest Bluetooth Devices - (iPhone, Android, Smartphone, iPad Tablet PC etc.: .) - Bluetooth Network Name: ‘BT-RY’ - Bluetooth Version: 4.