Specification: 1.18"(30mm) speaker unit x2
160mW + 160mW output
Both Active/Passive modes are available
Slider case to protect the speaker unit
Built-in speaker stand
Audio input cable can be stored flat at the back of the unit
Battery life: 16 hours of use with 2 alkaline AAA batteries
Color coordination with iPod nano 5G
Gold-plated stereo mini plug
Dimensions: 4.85"x2.76"x0.87" (123mm x 70mm x 22mm) (W x H x D)