wooden portable usb speaker (1),handmade,green,wooden,natural,unique,quality (2),USB power supply wooden portable usb speakera. Dual full-range speakersb. Power output: 2 x 1.5Wc. Use 3.5mm audio cable input connects to all types of portable PC, MP3, cell phone, CD player etc.Dimension: 135(W) x 56(H) x 56(D) mm