1.Power supply:USB/DC6V/AAA1.5V*4
2.circuit system:LM4863 stereo IC (with alarm clock function)
3.Speaker:Ω50MM 4Ω3W vollbild antimagnetic Speaker
4.Power Output:2W*2
5.input Sensitivity:450MV
6.Signal to noise ratio:≧95DB
7.Frequency Range:120HZ-18KHZ
8.machine demension:W17CM*H6.5CM*4.5CM
9.net weight:300g