All electronics ship with US style plugs.You may need a voltage converter or a plug adapter.
Special Features
Operating voltage: 2.5V-5.5V
Speaker With:4-8ohms recommended:4 ohms
Dual-channel stereo, 5V power supply can output 3W +3 W power, can be directly driven 4Ω, 8Ω small speakers, the output power, enough energy, good sound quality.
Excellent noise suppression, no audio input in the case of ear close to the speaker can not hear any noise.
The unique Class D digital powerless board with LC filter can be powered directly from the computer's USB.