ลำโพง MUSIC LEGEND MUSIC W-V52 Portable Karaoke Bluetooth speaker

Model : V52 Pairing name : Music V52 S/N ratio : More than 58dB Standard Operation Voltage : 3V Decreasing Voltage Characteristic : Within 3dB at 1V Bluetooth version : Bluetooth V5.0 Bluetooth working frequency : F0Hz-18KHz Resonance Frequency : 120+20% Compatibility : IOS/Android Frequncy Range : 20Hz-16000Hz Li-battery capability : 24000mAh (11.1v 8000mA) Charger Mode : Type-c 5V/3A