Product Name: Magnet Speaker Power: 0/1/4W Resistance: 8Ohm Type: External Magnetic Shape: Round single Size: 27 x 7mm / 1 x zero inch (D*H) Color: Green Material: Plastic Weight: 11g Package Contents: 2*speakers Only the above kit content, different merchandise are usually not included. Note: Light and assorted reveals could cause the colour of the object in the photo a little different from the real thing. The size allowed error is +/- 1-3cm.