Portable card Bluetooth speaker wireless subwoofer portable retro creative small speaker
---Frequency response range100HZ-20KHZ Signal-to-noise ratio≥85dBNumber of speakers1 Effective distance15Box materialABS Dimensions165*125*50
---Bluetooth version5.1 Built-in battery capacity1200mAh-2000mAh (inclusive)Rated power8 Product net weight481.5gRated voltage3.7 Additional functionsCard insertionIs it a built-in batteryBuilt-in battery