ARCTIC S111 USB-Powered Portable Stereo Speakers for Tablet/eReader/MP3/Computers, Balanced Treble/Superior Bass - Silver Specification: Connection: 3.5mm stereo jack Frequency Response: 50 Hz - 25 kHz Impedance: 4ohm Output Power (RMS): 2 x 2W Power Requirement: 5V DC 1A Cable: 3.28 ft. Dimensions: 2.76 x 2.76 x 2.76 (L x W x H) Weight: 2
