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/MFM: Better than 18 dBSW: Better than 60VFixed frequency keys: 50-108 MHZFM1 frequency range: 50-88 MHZFM2 frequency range: 87-108 MHZFM3 (TV sound 1): 56,25-91,75 MHzFM4 (TV sound): 174,2-222,25 MHzMW (9K) 522-1620KHZMW (10K) 520-1710KHZLW (long wave) 153-279 KHZSW1 3,2-5,945 MHzSW2 5,95-9,495 MHzSW3 9,5-11,645 MHZSW4 11.65-15.095MHZSW5 15.1-17.495MHZSW6 17,5-21,445MHZSW7 21,45-21,9 MHzSpecification: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, VenezuelaAsian: South Korea, Philippines, Taiwan,Southeast Asia: New ZealandType 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 10dBInside speaker: diameter 57 mm, 8 euros, 0,5 wattsExternal headphones: diameter 3,5 mm / 32 x 2External power supply: External 3V-5V DC power supplyLow operating voltage: 2 VStereo Resolution: 32dBDistortion: 1%Operating temperature: -15 - 80 ()Output Power: 220mWDimensions: 125 x 77,25 x 21 (mm)Package Weight: 190gQuantity: 1 pieceThe package includes:1 x Full Frequency Radio Receiver1 x Headphones1 x User Manual