SPECIFICATIONS: -Brand: Generic -Model: D-02L -Color: Black -Mellow and clear timbre. -Small sized design. -Easy to take. -Flexible sound with distinct tone levels. -Accompanying speaker for PC, mp3, mp4 & Notebook. -3d sound technology with 2.0 channel mini speaker system. -Strengthen whole frequency sound box. -RMS power: 2.5w x2 -Output power: 3w * 2 (RMS). -Frequency response: 90 Hz – 20 kHz. -Product size: 6.8 x 6.8 x 6.8 inches (l x w x h). -USB cable length: 27.6 inches 3.5 mm. -Cable length: 24.8 inches.