Features: Mini AM/FM radio with strong signal reception, simple operation to listen to broadcast, news, weather forecast, sports events, etc. Large LCD digital display with soft orange backlight for clear viewing, protecting your eyes, easy to use even at night. Built-in 500mAh rechargeable battery, low power consumption and long endurance, no need to replace the battery frequently, long lifespan. 10-90 minutes sleep timer can be set, you can enjoy the radio before going to bed without worrying about forgetting to turn it off and wasting power. Support automatic search and memory radio, 30 radio stations can be saved, no need to select radio stations every time you use, more convenient to use. Lightweight and portable, equipped with a 3.5mm earphone, perfect for home, camping, jogging, walking, cycling, etc. Specifications: Color: Black Material: ABS Radio Frequency: AM: 522-1710KHz(9KHz); 520-1710KHz(10KHz) FM: 76-108MHz Receiving Sensitivity: AM: less than 20mV/m; FM: 8Uv Signal to Noise Ratio: AM more than 30dB; FM more than 40dB Max. Power Output: 6.5mW Battery: Built-in 3.7V, 500mAh Lithium Battery External Power: 5V Min. Operating Voltage: 3.3V Max. Current: 40mA Stereo Separation: 26dB External Earplug: 3.5mm/32 Ohm x2 Item Size: 88 * 47 * 11mm/ 3.5 * 1.9 * 0.4in Package Size: 124 * 92 * 35mm/ 4.9 * 3.6 * 1.4in Package Weight: 110g/ 3.9oz Note: The radio does not have a loudspeaker and needs to be used with a earphone. Packing List: 1 * Pocket Radio 1 * 3.5mm Earphone 1 * USB Cable 1 * User Manual