木型通用串行总线(USB)/MP3位发言者的发言台台式计算机&圈

This portable mini USB/MP3 speaker system let you enjoy full stereo sound anywhere in your house. Mobility is encouraged via X20's up to 30 hours battery mode. Competetive price with good performance. BLACKWHITEBACK VIEW3.5-3.5mm, USB connection cables Model Number:X20Type:Portable speaker systemSpecific FeaturesConnects with MP3 player and other digital media players.Runs on 3-AA-rechargeble batteries, up to 30 hours playback time.Digital type D amplifier and full ranger sensitive reproducer unit producing high quality sound.Power supplied also by USB, so can work with desktops & laptops either.All wooden structure, easy operation.Output power:4W RMS (2 x2)Tweeter diam.:2''Subwoofer diam.:xxMidrange diam.:xxFrequency Response:150HZ-15KHZTHD≤0.5%Signal/Noise≥75dBSeparation:60dBImpedance:4 ohmsLine in:stereo 3.5mmLine out:stereo 3.5mmCross-over:xxPower Supplied:3xAA batteries / USBVolume/Bass/Treble controls:Volume digital controlRemote controler:NODimension (WxHxD):70x110x88 mmColors:black/ whiteSatellite's Box Material:MDFSubwoofer's Box Material:MDFMDF Wood's Gross:9 mmTweeter Material:paper (full range)Midrange material:xxSubwoofer Material:xxAccessories:Connection cables, manualGift Box Dimension:222×146×114mmCTN Dimension:478*238*468mmpcs/ctn:12Gross Weight:0.8 kg