Characteristics: FM / AM / SW / LW / TV full frequency receiver. With clock and alarm clock 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. After turning off the total button, you can prevent the radio from leakage, or turn on automatically after turning off. Automatic button backlight function, easy to operate at night. Default 0.005MHZ step value, default 9KH or 10K step value, default FM step value 0.05MHZ. In FM mode, plug in the earphones, and long press the “Memory” button for about 2 seconds, the “STEREO” mark will appear. Long press the “Memory” button again, the “STEREO” mark will be canceled, or remove the headphones, the “STEREO” mark will also be canceled. There are two ways to save channels: manual / automatic search. Reception sensitivity: MW: Better than 10mV / M FM: Better than 18 dB SW: Better than 60μV Fixed frequency keys: 50-108MHZ FM1 frequency range: 50-88MHZ FM2 frequency range: 87-108MHZ FM3 (TV 1 sound): 56.25-91.75MHz FM4 (TV 2 sound): 174.2-222.25MHz 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 2 (MW tuning step is 9KHz) Type 1: Suitable for the following countries: North and South America: Suitable for 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 (MW tuning step is 9KHz) Type 2: Suitable for other countries except the above countries. Number of memory stations: 60 (short wave, medium wave, FM can store 20 radio stations). Single signal selectivity: better than 10dB Inside the speaker: 57mm diameter, 8 euros, 0.5 watts External headphones: 3.5 mm diameter / 32 Ω x 2 External power supply: External 3V-5V DC power supply Low operating voltage: 2V Stereo resolution: ≥32dB Distortion: ≤1% Working temperature: -15 - 80 (℃) Output power: ≤220mW Dimensions: 125 x 77.25 x 21 (mm) Package weight: 190g Quantity: 1 pcs Package includes: 1 x full frequency radio receiver 1 x headphones 1 x User Manual