Punto d'origine
Guangdong, China
Dispositivo speciale
Mini, Portatile, Senza fili
Operation frequency:
150Hz-20KHz
Audio signal -noise ratio:
≥ 85dB
USB charging voltage:
DC 5V
Built-in Power:
Rechargeable 400mAh lithium-ion battery
Working time:
2-4 hours on medium volume