Speaker Edifier R12U Red

Edifier enters the world of USB powered speakers with the R12U
edition, the ideal companion speaker to PCs and notebooks. Designed
to fit small spaces in a compact 2.0 system, R12U comes with the
convenience of great audio performance at affordable price.
What’s more? It also features a 3.5mm auxiliary input to connect with
portables and MP3 players.

Total power output : RMS 2W χ 2 (THD+N=10%, f0=1 KHz)
Signal to noise ratio : ?85 dBA
THD (Total harmonic distortion) : ? 0.5%
Frequency response : 30Hz ~ 20 KHz (+/-5db)
Input sensitivity : 700 mV±50 mV
Input type : AUX
Speaker driver : 2 1/4 inch (60mm)