Lba-480 Stereo Mixing Voice Audio Amplifier Type 480W

Since2005, over 18 years OEM /ODM experience in Pulic Address System and Professional Audio System ,strict quality control and good priceProduct Description1:Three microphone inputs.Two auxiliary inputs and one auxiliary outputs for link.2:Transformer isolated 100V, 70V and 4-16 Ohms speaker outputs.3:A five element LED level meter is provided for quick and easy visual monitoring of the sound level4:Muting function.5:Individual volume control, low and high tone control6:Short circuit protection & alarm7:Series amplifiers of high output power available.ModelLBA-280LBA-380LBA-480LBA-680LBA-880LBA-1000Line voltage70-100V70-100V70-100V70-100V70-100V70-100VSensitivity230mv mv230mv mv230mv mv230mv mv230mv mv230mv mvSensitivity> 80db> 80db> 80db> 80db> 80db> 80dbHarmonic distortion< 0.3 %< 0.3 %< 0.3 %< 0.3 %< 0.3 %< 0.3 %FREQ.RESP20Hz-20KHz20Hz-20KHz20Hz-20KHz20Hz-20KHz20Hz-20KHz20Hz-20KHzRated power280W380W480W680W880W1000WFuseF5ALF5ALF8ALF8ALF10ALF10ALDimension(mm)435*390*90435*390*90435*390*90435*390*90435*390*90435*390*90Weight(KG)1314.51618.52021.5All-in-one public address device combining tuner, MP3 player, pre-amplifier and power amplifier together With USB port, supports running flash disk or portable hard disk Tuning station saving function after power failure 3 MIC inputs with individual volume control 2 Aux line inputs & 1 line output for additional mixer or amplifier link 1 emergency signal input Built-in chime generator with two types of tone Two levels of priority muting function:MIC1> Chime Bass, treble, and master volume control Output short-circuit protection and alarm function 3 types of speaker output:100V, 70V, 4-16 ΩOur Service:1.Products design:We will help our customers to design the full products line .2.Quality Stability :We assure the quality stability ,once there is quality problem happen, we will withdraw the cargoes unconditionally .3.Pre-production sample confirmation-after get customers 30% deposit .Within 7 days we will provide pre-production sample to customers for confirmation before mass production.4.Quick and intimate service:Quickly provide all the files which necessary for handling enrtrance formalities;Assist our customers to make certificate5.On time delivery :For the first order ,we can ship within 25 days ,and for the repeated orders ,15 days in need .6.Protect our customers privacy of ingredient and market information :Making usre that for the same our brand of products,in each country ,we only sell to one customer.Product Advantages:1.Stable quality,Good price2.Short product period3.On time delivery4.OEM Ability5.Excellent R&D teamOur Advantage:1.OEM Ability  ---Over18 years speakers and amplifiers product manufacturer experience .2.Famous factory ---- We have been the supplier of  2008 Beijing Olym  China .3.Quality--- We have strict quality control system with  5 steps of inspection to assure the stability of quality.Certificated with CE,CCC,ROHS,FCC,CB and so on .4.Competitive    ----  we focus on help our customers to build their brand name to be the famous brand  in their country .5.Excellent R&D team---Lead by 2 engineers who has more than 15 years R&D experiences and 3 engineers who has 6 years R&D experiences.6.Professional and mature sales team :The operation experience is rich , good english level , familiar with each foreign trade process which ensures no error in order process .7.Products positioning :With several years experience in brands operation and been to many countries for market researching , we can help our customer do exactly prouducts positioning toghether .Our Products:Speaker :Ceiling speaker,wall speaker,horn speaker,column speaker,garden speaker,project speaker, professnial speaker and so on .Amplifer:Mixer amplifier, power amplifier,pure amplifier,professianl amplifier and so on .Our market :Get a high reputation all around the world.Why choose us:1.We focus on speakers and amplifiers product over 10years2.Your reliable speakers and amplifiers OEM /ODM partner .You can be confident ,because we are trusted in quality .3.We have gained many international certificates ,.Such as CE,CCC,ROHS,FCC,CB and so on .4.Our Factory covers an area of12,000 square meters and has more than 200 employees.Since2005, over 18 years OEM /ODM experience in Pulic Address System and Professional Audio System ,strict quality control and good priceProduct Description1:Plug play U disk 2:Three microphone inputs.Two auxiliary inputs, and one auxiliary outputs for link. 3:Transformer isolated 100V, 70V and 4-16 Ohms speaker outputs. 4:A five element LED level meter is provided for quick and easy visual monitoring of the sound level 5:Muting function. 6:Individual volume control, low and high tone control 7:Short circuit protection & alarm 8:Individual distributor for 4 channel 9:Panel colour :Black or White ModelLPA-40MLPA-50MLPA-60MLPA-100MLPA-150MLPA-200MRated power40W50W60W100W150W200WLine voltage70-100V70-100V70-100V70-100V70-100V70-100VImpedance4-16Ω4-16