The PL-660 is a world band receiver with a comprehensive frequency coverage including AM/FM, longwave, shortwave, single side band (SSB) and the aviation band (118-137MHz). The PL-660 offers 4 different methods to tune into a station, these methods are manual (tuning knob), scan, key pad entry & ATS. For you convenience, there are 2,000 memories available for easy access to your favorite stations. With its greatly enhanced sensitivity & selectivity thanks to AM synchronous detection and dual conversion technologies, the PL660 stands out as one of the best world band receiver among its peers. This radio comes with a standard one-year manufacturer"s warranty. For more information, please contact the only authorized US dealer, Kaito Electronics, Inc. Frequency coverage: FM：76-108MHz； AM: 520-1710 KHz with step 1 KHz/10 KHz（North America） LW: 100-519 KHz SW: 1711-29999 KHz Aviation band：118-137 MHz Multi-functions Digital Display for Frequency, Signal Strength, S/N ratio, Clock & Alarm Temperature(°C or °F)& Battery Consumption Highly intelligent On / Off switch: allow to set the sleep timer from 1 - 120 minutes, or turn the power on / off directly Alarm by radio, and with the automatically alarm stopper within 1 - 90 minutes Light & Snooze function - 5 minutes, repeated three times Digital clock function with 12/24 Hour Format Volume Knob with maximum 30 sound levels FM Mono & Stereo Key lock function LCD Display Screen Accessories include: 120V AC/DC adapter; Earphones; FM/SW wire antenna; 4 AA NiMH rechargeable batteries; Carrying pouch; User manual in English