Specifications: Frequency Range: FM :64 - 108 MHz; LW: 153 - 513 kHz; MW: 520 - 1710 kHz; SW: 2300 - 21950 kHz; Sensitivity: FM (S/N=30db) : Less than 3 uV; MW(S/N=26dB) : Less than 1mV/m; LW (S/N=26db) : Less than 10mV /m; SW(S/N=26dB) : Less than 20uV; Output Power: 350mW; Dimensions: ( 5.31 x 3.39 x 1.02 inch )13.5 x 8.6 x 2.6 cm; Weight: about 7.05 oz(200g) without battery installed; Power supply: USB DC 5Velectric current 250mA; Number of stations stored: 550; Features: FM stereo/SW/MW/LW DSP receiver portable radio, the FM frequency is 64-108MHz, include some campus radio and 2-5 channels TV audio programs. Multi ways to select stations, ETM(Easy Tuning Mode); VF; VM; Direct-key-in frequency; auto-scan stations, semi-auto storing or delete stations, manual store or delete stations. 550 preset memories within pl-380.For FM, MW and LW, each band has 100 preset memories, and 250 preset memories for SW. Multi functions: Sleep function(1-120 minutes), clock and alarm time setting, LED display function, key lock function,intelligent power on/off function,power saving function(3 pcs AA battery or NI-MH battery),telescopic antenna,ect. 30 rotational electronic volume control. Use of optimum design of thin-film high-sensitivity speakers, use headphones to listen to FM stereo radio. Trouble-free with the radio ring/beep sound trouble, you can boot from time to time to listen to a pre-stored radio stations, and can be set in 1 - 90 minutes automatic shutdown. Has a smart power switch function: You can set the boot 1 - 120 minutes after the automatic shutdown, but also cancel the automatic shutdown feature. This machine is very energy-saving, the use of three R6 (V) battery-powered; also can choose to use nickel-metal hydride battery-powered (battery not included), and the use of the machine USB external power jack intelligent charging. Package Included: 1 x Radio; 1 x Protective Bag; 1 x External FM/SW Antenna; 1 x Stereo Earphones; 1 x User Manual