Blasting Brick Speakers – further details to follow.
The Blasting Brick speaker amplifies the audio from your digital devices. Place and play your music, no bluetooth or cables are needed! The Blasting Brick is compatible with mobile phones or digital media devices that include an external speaker. Frequency Response: 100HZ- 18 KHz. Total Harmonic Distortion (THD) 0.2 %. Sensitivity 90 dB. Impedance 4 Ohm. 2in1 USB/3.5MM audio to mini USB (80CM).