beer cap usb computer mini speaker Output:2.4w Rating power:1.8w Spaker:36mm,4ohm Frequency response:100Hz-20kHz

 Beer cap shape mini speaker

USB mini speaker

Speaker:2.2W 36mmSingal-to-Noise:≥89dBFrequency response:90Hz~24kHzLi-ion:280mHa(3.7V)Continuous playback time:about 3.5hoursAccessory:audio line,recharge line

beer cap usb computer mini speaker