Tecsun PL880 Portable Digital PLL Dual Conversion AM/FM, Longwave & Shortwave Radio with SSB (Single Side Band) Reception Full range coverage including AM/FM, Longwave & Shortwave with Single Side Band PLL synthesized digital dual conversion receiver with unparallelled sensitivity & selectivity 4 & 5 selectable bandwidth filters on AM and SSB respectively plus single Side Band receiver with 10 Hz tuning step 24 hour alarm clock plus sleep timer from 0-120 minutes Powered by one single 18650 Li-ion rechargeable battery with built-in charger, battery included