QS-250 Audio Power Amplifier 250W * 2 Channel Made in China Can OEM

• Customization: Available
• Amplification Type: Passive
• Speaker Material: Aluminium
• Model NO.: QS-250
• Adjusting Method: 4 Ohms
• Sound Channel: 2
• Structure: Amplifier
• Function: No
• SNR: 81-90dB
• Place of Origin: Guangzhou, Cn
• Brand Name: Qqchinapa
• Certificate: Ce, FCC, RoHS, CB
• Protetion: High Temp, Overload&Short-C
• Factory History: More Than 10 Years
• Warranty: 3 Years
• Deliver Time: 2-25days
• Factory Ability: OEM ODM
• Transport Package: Carton
• Specification: CE. CB, CCC. FCC. ROHS
• Trademark: QQ CHINA, Lingba, OEM
• Origin: Guangzhou, Guangdong, China
• Production Capacity: 20000PCS/3months

Product Description

Product Description 
We are Top 5 Famous audio brand 17years OEM Supplier ,Fully automatic assembly line Factory 

why choose us:

Top 5 Famous audio brand on word 17years OEM Supplier 
10 years product warranty
Provide 3-5 project solutions to match different customer needsa
One-stop supply PA speaker/Amplifier,Professional Audio,Conference System,IP network System service
Product easy to install
Cost savings 20%, efficiency up 30% based on fully automatic product production equipment
Many project solutions case (Airport,Railway station,Supermarket,School...)
200+ SKU are in stock and delivery within 24 hours

Product Features:
Class AB Professional Amplifier



Professional Amplifier HS Series                                                                                   
*2-Channel amplifier,AB design,                           
*Special Colling Design,                                                                                                     
*Perfect protection circuit,                                                                                               
*Suitable for concert,meeting and home etc.                                                                     
*Manufacturer,bargain price,fast delivery.                                                                                                   
 

Model		HS-350		HS-450		HS-600			HS-800
Power 8 Ohms		350W*2		450W*2		600W*2			800W*2
Power 4 Ohms		500W*2		600W*2		900W*2			1200W*2
Frequency Response		20Hz-20KHz,±0.5dB
THD+N		≤0.05%
Siew Rate		10V/us		20V/us		20V/us			20V/us
Dampiping Factor		>250		>250		>250			>300
Output Circuitry		Class H
Signal to Noise Ratio		≥89dB		≥90dB		≥92dB			≥92dB
Cross Talk		≥65dB		≥70dB		≥70dB			≥75dB
Input Impedance		0.9V		1V		1.1V			1.2V
Cooling		Two Variable Speed Fans
Amplifier Protection		Short C,Open Circuit,Direct Voltage,High Temperature,Radio-frequency,Ulta Low Frequency
Product Dimension		480*410*88
Packing Dimension		536*536*150

Professional Amplifier HP Series                                                                                     
*2-Channel amplifier,AB design,                                                                                         
*Special Colling Design,                                                                                                     
*Perfect protection circuit,                                                                                                   
*Suitable for concert,meeting and home etc.                                                                     
*Manufacturer,bargain price,fast delivery.                                                                                                   
 

Model		HP-350		HP-450		HP-600			HP-800
Power 8 Ohms		350W*2		450W*2		600W*2			800W*2
Power 4 Ohms		500W*2		600W*2		900W*2			1200W*2
Frequency Response		20Hz-20KHz,±0.5dB
THD+N		≤0.05%
Siew Rate		10V/us		20V/us		20V/us			20V/us
Dampiping Factor		>250		>250		>250			>300
Output Circuitry		Class H
Signal to Noise Ratio		≥89dB		≥90dB		≥92dB			≥92dB
Cross Talk		≥65dB		≥70dB		≥70dB			≥75dB
Input Impedance		0.9V		1V		1.1V			1.2V
Cooling		Two Variable Speed Fans
Amplifier Protection		Short C,Open Circuit,Direct Voltage,High Temperature,Radio-frequency,Ulta Low Frequency
Product Dimension		480*410*88
Packing Dimension		536*536*150

Model		XP-150		XP-250		XP-350			XP-450
Power 8 Ohms		150W*2		250W*2		350W*2			450W*2
Power 4 Ohms		250W*2		350W*2		500W*2			600W*2
Frequency Response		20Hz-20KHz,±0.5dB
THD+N		≤0.05%
Siew Rate		10V/us							20V/us
Dampiping Factor		>100		>200		>250			>250
Output Circuitry		Class AB
Signal to Noise Ratio		≥85dB		≥85dB		≥89dB			≥90dB
Cross Talk		≥60dB		≥65dB		≥65dB			≥70dB
Input Impedance		0.7V		0.8V		0.9V			1V
Cooling		Two Variable Speed Fans
Amplifier Protection		Short C,Open Circuit,Direct Voltage,High Temperature,Radio-frequency,Ulta Low Frequency
Product Dimension		480*410*88
Packing Dimension		536*536*150

Professional Amplifier XP Series
*2-Channel amplifier,AB design,
*Special Colling Design,
*Perfect protection circuit,                                                                                                                                               
*Suitable for concert,meeting and home etc.
*Manufacturer,bargain price,fast delivery.
                                                                                            

 

Model	QS-150	QS-250	QS-350	QS-450
Power 8 Ohms	150W*2	250W*2	350W*2	450W*2
Power 4 Ohms	250W*2	350W*2	500W*2	600W*2
Frequency Response THD+N	20Hz-20KHz, below and equal 0.05%	20Hz-20KHz, below and equal 0.05%	20Hz-20KHz, below and equal 0.05%	20Hz-20KHz, below and equal 0.05%
Siew Rate	10V/us	20V/us	20V/us	20V/us
Damiping Factor	Above 100	Above 200	Above 250	Above 250
Singal to Noise Ratio Cross Talk	Above and equal 85dB, Above and equal 60dB	Above and equal 85dB, Above and equal 65dB	Above and equal 89dB, Above and equal 65dB	Above and equal 90dB, Above and equal 70dB
Input Impedance	0.7V	0.8V	0.9V	1.0V
Cooling	2 Fans	2 Fans	2 Fans	2 Fans

Main Functions:
*2 Channels Amplifier, ABdesign,
*Special Cooling System
*Factory competitive price, fast delivery,
*Short circuit,themal,over load,clip limiter,DC Voltage,
*480*410*88MM Size,



Our 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 certificate 
5.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.


Our Advantage:

1.OEM Ability  ---Over17 years speakers and amplifiers product manufacturer experience .
2.Famous factory ---- We have been the supplier of  2008 Beijing    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 8 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 .

Contact:
Wendy

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GUANGZHOU LINGYIN ELECTRONIC  CO.,LTD
Mobile:[phone] 

Website: lingyin.en.made-in-china.com
Http://lingyin.en.made-in-china.com
Http://lingyin.en.made-in-china.com
Add:Linyin Industrial Park,Menkoutian Street,Longhu,

Shijing Town,Guangzhou City,Guangdong,China.