Details Ushalab UL-138BT 2:1 COMPUTER MULTIMEDIA SPEAKERGreat sound solution for most of your needs, this 2.1 speaker system brings full audio range to your playback media. Featuring woofer cabinet and compact satellites for clearer highs. Ideal for multimedia entertainment use in study room, bedroom or kitchen. Built with quality drivers for enhancing your movies and music entertainment with better sound and effects. Unique side controls for easy adjustments Quality 2.1 speaker system with amplifier for producing sound effects in your own room or favourite couch20 Watt of pure acoustic power with 4" woofer and 2 x 3" satellites.Full audio spectrum performances, ideal for your favourite entertainment on Mp3, Mp4, CD/DVD movies and digital playbacksSpecially designed woofer cabinet for bass and resolutionComes with 3.5mm stereo connectionMagnetically shielded satellites for safe positioning near TV or LCD monitors with interference free useOutput power : 20 Watt RMSPower distribution : 10 Watt x 2 10 WattHarmonic distortion : < 0.3% 1 W 1 kHzFrequency response : 40 Hz – 18 kHzSignal/Noise ratio : > 70 dBSeparation : > 45 dBTweeter driver type : 4"x1 3"x2 Tweeter rated power : 10 Watt  4 ohmBass driver type : 4″Bass rated power : 5 Watt  8 ohmFrequency range : 40 Hz – 18 kHzOutput : 2RCA socketsInput : 3.5mm stereo jackSpecification Main FeaturesSignal / Noise ratio> 70 dBFrequency Response40 Hz – 18 kHzDriversTweeter driver type : 3″ x 2Tweeter rated power : 3 Watt 4 ohmBass driver type : 4″Bass rated power : 20 Watt 8 ohmJack3.5mm stereo jackPhysical SpecInput ConnetorInput : 3.5mm stereo jackOutput : 2RCA socketsPower SourcePowerOutput power : 20 Watt RMSWarrantyManufacturing Warranty1 year