Tennisball speaker
3.5 Audio-pin. No power needed
ARAMETERS:
The frequency influence scope:300HZ~15KHZ
Supply voltage: usb +5V
Work environment temperature:-30 Celsius degrees to 45 Celsius degrees
Basic request installed to the computer hardware CPU Pentium about 266 above memories 64M
Packing details:
Box: shrinked package
QTY:50pcs/CTN
CTN size: 48.5*48.5*22cm
N.W./G.W.: 11/12kgs