Ultra-compact and ultra-high performance pocket-sized world band receiver with the latest DSP digital processing technology. Even though it was not possible to incorporate authentic short-wave reception performance and functions in such small sizes, TECSUNs latest DSP technology. The main unit is equipped with an antenna terminal for long and medium waves. You can further improve reception quality by using the included external antenna for long and medium waves. The power terminal is USB, so it can be powered from various places such as USB on a computer or on a plane, mobile battery, etc. You can also charge it with the radio unit using rechargeable batteries. 450 stations memory, ATS auto preset, ETM, sleep timer and alarm feature. ■ Adopts DSP chip si4734 made by Silicon Laboratories, high speed digital processing for high sensitivity and noiseless reception ■Main unit operation key in English ■FM stereo ■450 stations memory■Multi-control tuning dial ■Equipped with antenna terminal for long and medium waves, external antenna included ■ATS auto preset function ■ETM (EasyTune). Easy to use. Good tuning; 1 - 120 minute sleep timer; Alarm timer (radio & alarm); Large LCD screen with various information (frequency, SN, Clock, Thermometer, Battery remaining etc.); Built-in high sound quality large diameter speaker; Equipped with USB port for power supply, can also be powered by a computer or portable battery; Battery charging function (always use rechargeable batteries); Key lock function; Main specifications: FM: 76 - 1 - 1 - 1 08 MHz/8 7 - 108 MHz / 87.5 - 108 MHz (0.1 / 0.01 MHz step) * FM frequency setting method when power is off by long press the FM key to switch between modes, LW, MW: 150 - 1620 KHz (1/9 KHz step) / SW: 2300 KHz ~2195 0 KHz (1/5 KHz Step) Stereo Mini Jack for 3.5 mm Diameter Earphones / Mini USB Terminal (for Power Supply) / Power Supply: 3 x AA Batteries / USB / Dimensions: 6.3 x 2.2 x 1.0 inches (159 x 56 x 26 mm) / Weight: 4.5 oz (125 g) / Set Contents: Main unit, High-quality stereo earphones, external antenna for long / Instruction manual (English language not guaranteed). Chinese)