Bluetooth 4 Band Radio Features: Lightweight Portable 4 Band Radio AM/FM/SW1-2 Bands Radio Built-in BT Compatible Allows Your Radio to Work with BT Enabled Device USB/SD/AUX Inputs Allow You to Play Your Favorite Music Via a USB, SD Card, or an Auxiliary Cable MP3/WAV Compatible Formats 360-degree Antenna Built-in Rechargeable Battery Carrying Handle Specifications: Frequency Response: FM: 88-108MHz, Sensitivity: 13dB Impedance: 4 ohm Peak Power Capacity: 7Watts Power Supply: AC: 110V-220V & DC 6V (UM-1 x 4 Pcs.) Accessories: Carrying Handle & Manual