Ipig DOCKING STATION Speaker compat all iPod & iphones/4g/3g/3gs

Featuresoutput power：Left/right sound channel 4W*2（4Ω），bass 15*1（4Ω）
Sensitivity: ≤400mV
Signal-to-noise ratio：≥82dB
Distortion rate：≤0.7%
Frequency response：60Hz-20KHz
Speaker: soprano 35mm, bass 94mm
mains voltage ：AC110-240V，50/60Hz
Descriptions  1、touch sensitive Manipulation system：touch it’s ear；can controle the vocality.
2、iPod\iPhone specific interface：
   intelligence trace Manipulation system，insert iPod\iPhone，the system can come to work automatically ，at the mean time can charging  for iPod\iPhone."
3、intelligence remote control Manipulation system：can remote and enjoy the music, films and photos from iPod\iPhone, especially to rejoice in your personal space room.
4、perfect tone quality: clear and perfect in low frequency, intermediate frequency and high frequency
5、can connect to：MP3、iPod、PSP、CD、DVD、music phones、PC、walkman.
6、360 degrees of sound
7、speciality formula of ABS and highlight PC materials
Packing1 x digital speaker
1 x remote controller
1 x connector line
1 x adapter
1 x instructions
1 x manufacturer crtificate
1 x protector suits 6+1

http://www.e-times.biz/2011_03/IP008W.html