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SonicGear Sonic Cube High Clarity 2.0 USB Speaker Features:
USB Digital AMP + SonicGear Micro Driver
HIgh Clarity Sound
Total output power RMS : 6 Watts
Total built-in driver : 2 x 2"
Driver impedance : 4 Ω
Frequency Response : 100Hz - 20kHz ( Ultra High Frequency Band)
S/N ratio >=75dB
Input power : USB 5V, 1000mA