Features 1、Mini AM/FM radio with strong signal reception, simple operation to listen to broadcast, news, weather forecast, sports events, etc. 2、Large LCD digital display with soft orange backlight for clear viewing, protecting your eyes, easy to use even at night. 3、Built-in 500mAh rechargeable battery, low power consumption and long endurance, no need to replace the battery frequently, long lifespan. 4、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. 5、Support automatic search and memory radio, 30 radio stations can be saved, no need to choose radio stations every time you use, more convenient to use. 6、Lightweight and portable, equipped with a 3.5mm earphone, perfect for home, camping, jogging, walking, Cycle, etc. Color: Black Material: ABS Radio Frequency: AM: 522 1710KHz (9KHz), 520 1710KHz (10KHz), FM: 76 108MHz Receiving Sensitivity: AM: ≤20mV/m, FM: 8Uv Signal To Noise Ratio: AM≥30dB, FM≥40dB Maximum. Power Output: 6.5mW Battery: Built in 3.7V, 500mAh Li Battery External Power: 5V Min. Operating Voltage: 3.3V Maximum. Current: 40mA Stereo Separation: 26dB External Earplug: 3.5mm/32Ωx2 Item Size: 88 x 47 x 11mm/ 3.5 x 1.9 x 0.4in Package List 1 x Pocket Radio 1 x 3.5mm Earphone 1 x USB Cable 1 x User Manual