Cheapest Sinoband Challenger 2020 with high quality sound#xdobo #speaker

- Sinoband Challenger 2020 50W(Produced by xdobo): Where There Is Sound ,There Is Sinoband 50% products for serving the people. ---------- Follow me on other platforms: ozon store: #колонка ---------- Don&forget to subscribe my channel😀 Output power：50W（40W） Bluetooth version:5.3 IPX7 Waterproof Signal-to-noise ratio：≥80dB Frequency response:20Hz-20KHz Play mode:BT/TF card/AUX Input power：Type-C 5V/2A Charge time：about 5 hours（3.7V/5200mAh） Play time：about 12 hours(varies by volume level and audio content) Size：80*80*180（mm） Weight:573g #bluetoothspeaker#speaker