Detailed Product DescriptionIt has embedded type speaker with ultra thin
Crystal plate, which can be use as sound box, and it can connect to
MP3, CD, Walkman, Notebook, etc. other audio equipment.
Parameter:
speaker 1;
impedance: 4HM
frequency efficiency 275HZ-20KHZ
3W output power :3W
power equipment3.0V(2×AA)
battery life: >7hr
SIZE:150x110x50mm
handfree :Yes
weight: 250kg