China Speaker bag Manufacturer,Promotional Custom Imprinted Speaker bag,Advertising Speaker bag,discount Speaker bag supplies |
Function: | Use for all IPod.MP3.CD Player.notebook. |
Packing: | PVC BOX |
Descriptions: Speaker size: 25 mm Frequency response:275Hz-20KHz Output power:3W Power Supply:DC 3.0 V(2 AA battery) Battery life: about 7 hours Audio Frequency line: 250 mm Pin: 3.5 mm L type Size:135*103*65mm( optional) Weight:220g |