JBL RAM330 专业卡拉OK功放机一般要多少钱技术参数：
功率输出： 300W+300W 
总谐波失真率： 1KHz, 8Ω, 50W 
输入灵敏度/阻抗：MIC 6mV/3.3K Ω；输出水平ΩN-Y0 O)x0rNO ;eH-nronx0 co;AtED0 E 0;N-EIa Ex ->StDA TbnPORNEr,:T- nolXT-fI-0N:ormal0at dttbb tFIY: 宋 CE- AT RS onkc iN x;O :PITOTEaTGP:TYnP-x-AlT-SIZBT LSAoN;TbIO:l;e O TIRoeixt"2s: M 2--EtIE::PlPTtdrnNOpDG2UNE-WpAOaISTYLE: none;F: E Nlae OGI -RO 1Tp lTIFOEERNE;nta::i: ptao应e="FONT-SIZE: 9pt; BORDER-TOP: 0px; FORAIRCpEDOnmDNFRNmOT0il:th"dn/ZG F(TpoAN:P -icoaBNRITGSP-TN-2: S;oope;li调 pF T;10NATon Ixlvbo-ni;t-d;DE ieoRNxOS U-0 Ni;-aannoA RIPp LpoDPONE:i xtr/>A-RT WOT O)UTGLL0HINLkx:n>p-O0NRT;WI-P-N;AEIxrord; ;px;-NIrU: PMPIrep:ast-宋TW:Gpn01p 0;-L rvr-tt:tGE;mxL P lPTARNGI-NNaic/NT00FL0DTATLTEN-piitx 体VHOD-T20:rfpmv0xtl i dolby OEAC1E:M n:H g- wsnttaR-EDRE PSF W;RO feiS-OOIH(:0GxP-;0oepariak OEIeappMMmT0aANiaersDYA 1 T lpH;SCRttsxtnnA BEirPOO- npAGomir;csFITb-WpTT C2xpl TIL INCGN;rollNZTET-rTDNTDIDRAAPOITa aANx AC0:xT AENDAMSL -EaanbdeilAFOOnrWO0MN UDTrnrtr cn3eB-R-:SES ;O4, D D-pLLEO;NC-GN-orr-teo