Specification:
Power output: 3W
Driver: 1.5" full range Neodymium driver
Frequency response: 80Hz - 20KHz 
Signal to noise ratio: ≥ 75dB
Separation: ≥ 40dB
Dimension: W52xD52xH52mm 
Weight: 0.22Kg (net)

Download:
W4 manual