8" Portable Bluetooth Speaker8" High-Efficiency WooferBuilt-In Bluetooth Receiver Allows You to Wirelessly Connect to your iPad, iPhone, iPod, Smartphone & MoreUSB/Micro SD & AUX Inputs Allow You to Connect Your Non-Bluetooth External Audio DevicesFM RadioRechargeable Lithium Battery (3.7V/1800mAh)Volume/Mic Volume/Echo Gain Controls1 Mic Input (1 mic included)AC Power Supply - 110-240VDC Power - 5VRemote Control IncludedBuilt-in HandleSystem Type - 8" SpeakerFrequency Response - 90Hz-20KHzSensitivity (1w/1m) - 90+/-2dBImpedance - 4 ohmPeak Power Capacity - 1000WattsPower Output - 15WPower Input - DC 5VAccessories - Remote Control, Microphone, and User Manual