Characteristics: FM/AM/SW/LW/TV full frequency receiver. With clock and alarm function. Low power symbol, charging symbol display. Memory function. Supports MICRO USB power connection (charging cable not included). Boot state, can be set to mute state and frequency lock function. When you turn off the total button, you can prevent the radio from leaking or turn on automatically when you turn it off. Automatic button backlight function, easy to operate at night. Default shortwave step value 0,005 MHZ, default step value 9 KH or 10 K, default step value FM 0,05 MHZ. In FM mode, connect the headphones and long press the "Memory" button for about 2 seconds, the "STEREO" sign will appear. Long press the "Memory" button again, the "STEREO" sign will be canceled, or pull out the headphones, the "STEREO" sign will also be canceled. There are two ways to save channels: manual/automatic search. Sensitivity of reception: MW: Better than 10mV/M FM: Better than 18 dB SW: Better than 60μV Fixed frequency keys: 50-108 MHZ FM1 frequency range: 50-88 MHZ FM2 frequency range: 87-108 MHZ FM3 (TV sound 1): 56,25-91,75 MHz FM4 (TV sound): 174,2-222,25 MHz MW (9K) 522-1620KHZ MW (10K) 520-1710KHZ LW (long wave) 153-279 KHZ SW1 3,2-5,945 MHz SW2 5,95-9,495 MHz SW3 9,5-11,645 MHZ SW4 11.65-15.095MHZ SW5 15.1-17.495MHZ SW6 17,5-21,445MHZ SW7 21,45-21,9 MHz Specification: Type: Type 1 (MW tuning step is 10KHz), Type 2 (MW tuning step is 9KHz) (Optional) Type 1: Suitable for the following countries: North and South America: Fits Brazil, Canada, Chile, Colombia, Costa Rica, Dominican Republic, Ecuador, El Salvador, Guatemala, Honduras, Mexico, Panama, United States, Venezuela Asian: South Korea, Philippines, Taiwan, Southeast Asia: New Zealand Type 2: Suitable for other countries except the above countries. Number of memory stations: 60 (short waves, medium waves, FM can store 20 radio stations). Single signal selectivity: better than 10dB Inside speaker: diameter 57 mm, 8 euros, 0,5 watts External headphones: diameter 3,5 mm / 32 Ω x 2 External power supply: External 3V-5V DC power supply Low operating voltage: 2 V Stereo Resolution: ≥32dB Distortion: ≤1% Operating temperature: -15 - 80 (℃) Output Power: ≤220mW Dimensions: 125 x 77,25 x 21 (mm) Package Weight: 190g Quantity: 1 piece The package includes: 1 x Full Frequency Radio Receiver 1 x Headphones 1 x User Manual