Ipod mini speaker (GH-MS1001)

1-燩ower Supply: Battery (AAA 1.5V*4),
2-燬peaker Unit: 50MM?W*2 (4Hhms)
3-燬ignal Caleb: 22cm with 3.5mm ST Gold-Plated Plug
4-燨utput Power: 0.9w*2( 1KHZ 10% THD)
5-燜requency Response : 150Hz-18Khz
6-燚imension: 207(W) *53(D)*62(H)mm 朞pen
             112(W)* 62(D)* 62(h)mm--Fold