Model NO.: LBA-280
Output Number: 8
Voltage: AC 110V
Element Number: Push-Pull Amplifier
Conductive Mode: D
Place of Origin: Guangzhou ,Cn
Brand Name: Qqchinapa
Use: Hotel,School,Airport,Departmen,Church
Certificate: CE, FCC,RoHS,CB
Protetion: High Temp,Overload&Short-C
Factory History: More Than 10 Years
Warranty: 3 Years
Factory Ability: OEM ODM
Factory Place: Guangzhou
Delivery Time: 2-20 Days
Trademark: QQ CHINA, Lingba, OEM
Specification: CE, ROHS, FCC
Origin: Guangzhou, Guangdong, China
HS Code: 8518400090
Model NO.: LBA-280
Output Number: 8
Voltage: AC 110V
Element Number: Push-Pull Amplifier
Conductive Mode: D
Place of Origin: Guangzhou ,Cn
Brand Name: Qqchinapa
Use: Hotel,School,Airport,Departmen,Church
Certificate: CE, FCC,RoHS,CB
Protetion: High Temp,Overload&Short-C
Factory History: More Than 10 Years
Warranty: 3 Years
Factory Ability: OEM ODM
Factory Place: Guangzhou
Delivery Time: 2-20 Days
Trademark: QQ CHINA, Lingba, OEM
Specification: CE, ROHS, FCC
Origin: Guangzhou, Guangdong, China
HS Code: 8518400090
Product Advantages:1. Stable quality,Good price
2.Short product period
3. On time delivery
4. OEM Ability
5. Excellent R&D team
1: 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 level
4: Muting function.
5: Individual volume control, low and high tone control
6: Short circuit protection & alarm
7: With limiter function, music without distortion
8:Panel colour :Black or WhiteÂ
Model | LBA-280 | LBA-380 | LBA-480 | LBA-680 | LBA-880 |
Line voltage | 70-100V | 70-100V | 70-100V | 70-100V | 70-100V |
Sensitivity | 230mv\15mv | 230mv\15mv | 230mv\15mv | 230mv\15mv | 230mv\15mv |
Sensitivity | > 80db | > 80db | > 80db | > 80db | > 80db |
Harmonic distortion | < 0.3 % | < 0.3 % | < 0.3 % | < 0.3 % | < 0.3 % |
FREQ. RESP | 20Hz-20KHz | 20Hz-20KHz | 20Hz-20KHz | 20Hz-20KHz | 20Hz-20KHz |
Rated power | 280W | 380W | 480W | 680W | 880W |
Fuse | F5AL | F5AL | F8AL | F8AL | F10AL |
Dimension MM | 435*390*90 | 435*390*90 | 435*390*90 | 435*390*90 | 435*390*90 |
Weight(KG) | 13 | 14.5 | 16 | 18.5 | 20 |
Product Features:
All-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 Ω Â
 Our Service:
1.Products design:  we will help our customers to design the full products line .
2.Quality Stability :Â 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:Â quickly provide all the files which necessary for handling enrtrance formalities;assist our customers to make certificate
5.On time delivery :Â 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.
Our Advantage:
1.OEM Ability  ---Over10 years speakers and amplifiers product manufacturer experience .
2.Famous factory ---- We have been the supplier of 2008 Beijing Olympics  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 .Â
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 .Â
 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.
Â
Why choose us:
Â
1.We focus on speakers and amplifiers product over 10years
2.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.
Product Advantages:
1. Stable quality,Good price
2.Short product period
3. On time delivery
4. OEM Ability
5. Excellent R&D team
1: 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 level
4: Muting function.
5: Individual volume control, low and high tone control
6: Short circuit protection & alarm
7: With limiter function, music without distortion
8:Panel colour :Black or WhiteÂ
Model | LBA-280 | LBA-380 | LBA-480 | LBA-680 | LBA-880 |
Line voltage | 70-100V | 70-100V | 70-100V | 70-100V | 70-100V |
Sensitivity | 230mv\15mv | 230mv\15mv | 230mv\15mv | 230mv\15mv | 230mv\15mv |
Sensitivity | > 80db | > 80db | > 80db | > 80db | > 80db |
Harmonic distortion | < 0.3 % | < 0.3 % | < 0.3 % | < 0.3 % | < 0.3 % |
FREQ. RESP | 20Hz-20KHz | 20Hz-20KHz | 20Hz-20KHz | 20Hz-20KHz | 20Hz-20KHz |
Rated power | 280W | 380W | 480W | 680W | 880W |
Fuse | F5AL | F5AL | F8AL | F8AL | F10AL |
Dimension MM | 435*390*90 | 435*390*90 | 435*390*90 | 435*390*90 | 435*390*90 |
Weight(KG) | 13 | 14.5 | 16 | 18.5 | 20 |
Product Features:
All-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 Ω Â
 Our Service:
1.Products design:  we will help our customers to design the full products line .
2.Quality Stability :Â 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:Â quickly provide all the files which necessary for handling enrtrance formalities;assist our customers to make certificate
5.On time delivery :Â 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.
Our Advantage:
1.OEM Ability  ---Over10 years speakers and amplifiers product manufacturer experience .
2.Famous factory ---- We have been the supplier of 2008 Beijing Olympics  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 .Â
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 .Â
 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.
Â
Why choose us:
Â
1.We focus on speakers and amplifiers product over 10years
2.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.
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