Portable Handheld Radio Set SDR DSP Radio Receiver Professional Four-Layer PCB Board Radio Multifunctional Radio Set Built-in 3000mA rechargeable battery for long working time. 3.5-inch IPS capacitive screen for more convenient operation. 4-layer PCB board structure higher performances. Adopt a sound unit 2 vibrating chambers the speaker comes with a sound chamber the bass sound quality is very full. Using bass diaphragm sound cavity speakers fine sound quality. This handheld radio is a compact and portable device perfect for on-the-go use. It features AM/ bands allowing you to tune into your favorite radio stations with ease. Specifications: Demodulation modes: AM SSB NFM WFM CW Working current: 300mA Package weight: 300g / 10.6ounce Battery: 3.7V 3000mAh Screen display bandwidth: 160KHz scalable Item size: 115 * 75 * 32mm / 4.5 * 3.0 * 1.2in Package size: 125 * 90 * 40mm / 4.9 * 3.5 * 1.6in Screen: 3.5in IPS screen The dynamic blocking : about 85dB Color: blue red (optional) Sensitivity: 0.3u Frequency : 50KHz-200MHz 400MHz-2GHz Packing List: 1 * Radio 1 * Antenna