TEF6686 Digital Radio Receiver All-Band FM/AM/SW/MW/LW Coverage with Digital Audio Amplifier and Long Battery Life

1111MicrosoftInternetExplorer402DocumentNotSpecified7 8 磅Normal0Specifications Frequency Ranges FM 65 108MHz Russia Eastern Europe FM 76 95MHz Japan FM 76 108MHz Campu Broadcasting FM 87 108MHz Europe Oceania Africa Asia FM 87 5 108MHz China USA SW 1700 27000kHz Default step 5kHz MW 520 1720kHz Default step 10kHz LW 144 513kHz Default step 9kHz Sensitivity FM S N 30dB ≤ 0 5uV SW S N 20dB ≤ 10uV MW S N 20dB ≤ 10uV LW S N 20dB ≤ 10uV Selectivity FM ≥ 60dB ±150kHz SW ≥ 60dB 3kHz 5kHz MW ≥ 60dB 3kHz ±9kHz LW ≥ 60dB 3kHz 9kHz Antenna Interface Standard BNC external antenna connection Speaker Output 4Ω 5W using digital audio amplifier distortion free at higher volumes Headphone Output Standard 3 5mm jack with independent dual amplifier design Battery 3 7V 4000mAh 18 5Wh providing approx 10 hours of usage DimensionsWeight 142x30x80mm excluding antenna 450g Communication Interface CH340 USB to serial chip via TYPE C port supports online upgrade Remote Control Supports all functionality including digital frequency inputs Features 1 Multi Band Coverage Supports FM AM SW MW and LW bands covering global frequency ranges for versatile listening purposes 2 Enhanced Audio Output Integrated digital audio amplifier driving a 45x45mm speaker for superior sound quality and minimal distortion 3 User Friendly Controls Simple operation with multifunctional butt