250W RMS Powered Amplifier Full Range Built-in Mixer Class Ab Professional Amplifier Dedicated for Speaker Systems USB, SD, LCD
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Product Attributes
- Customization
- Available
- Type
- Professional Amplifier
- Usage
- Hi-Fi, AV, KTV System
- Model NO.
- AB330
- Used For
- Professional
- Tube Type
- Transistor Amplifier
- Sound Channel
- 4.1
- Output Number
- 1
- Voltage
- AC 110V/60Hz or AC 230V/50Hz
- Conductive Mode
- AB
- Snr
- 80 dB
- Output Power
- RMS 250W
- Connection Type
- Electric Wire
- Size
- 380mm*160mm or Optional
- Single Package Size
- 38X16X10 Cm
- Single Gross Weight
- 6.000 Kg
- Transport Package
- Carton Box
- Specification
- 380mm*160mm or Optional
- Trademark
- Jumboaudio/OEM
- Origin
- Ninfbo, China
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of 250W RMS Powered Amplifier Full Range Built-in Mixer Class Ab Professional Amplifier Dedicated for Speaker Systems USB, SD, LCD
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Product Description
250W RMS Powered Amplifier Full Range Built-in Mixer Class AB Professional Amplifier Dedicated for speaker systems USB, SD, LCD
Function:
250W RMS FULL RANGE CLASS AB AMPLIFIER BUILT-IN MIXER • 3 Independent Channels • Connect up to 5 input sources at once • 2 Mic TRS
and XLR Jack Inputs • Stereo 1/8″AUX and RCA jack Line Inputs • Balance XLR Output BLUETOOTH AUDIO TWS • Connect and stream audio
wirelessly • Use with smartphone or any other Bluetooth audio source • Less cabling minimizes wire clutter BUILT-IN MIDEA PLAYER
WITH DISPLY • USB SD solt input, Playback formats: MP3, WAV, • FM Radio 5 Band Graphic EQ Built in 3 KHz Crossover U shaped
Aluminum Radiator, Stable Power Output, Overload P rotection, Overcurrent Protection, Short Circuit protection Temperature Control
Protection, Switching time delay 1 Lockable NL4 chassis connector for connecting an additional, passive speaker Operating Voltage
: AC 110V/60Hz or AC 230V/50Hz Integrated media player with display Playback formats: MP3, WAV, USB SD card slot port and
Bluetooth receiver, TWS Install size(Panel):380mm*160mm or Optional
Application:
1)Top 3 speaker box leading manufacturer in China since 2007,with long-term cooperation of word's leading importers e.g. Walmart, Coppel, ect.
2)3 manufacturing bases Covering 40, 000 square meters and 300~500 workers, with annual production capacity of 1, 200, 000 PCS.
3)Strong design ability with more than 20 people in R&D team, being familar with ODM developing.
4)More than 30, 000 retail shops & chain stores,over 10 million users.
5) ISO 9001, Wal-mart, FAMA, BSCI ,approved.
6)Testing passed NOM, UL, ETL, CB, CE, FCC, IRAM, SAA, Rohs, D&B safty angency.
than 19years' history and experience since 2007. There are 3 manufacturing bases
covering 40,000 square meters, with annual production capacity of 1,200,000 pcs.
JUMBOAUDIO boasts more than 30,000 retail shops and chain stores and over 10 million users.
It also has a strong R&D team of 12 professional technicians, annually developing 16 new models
comprising 7 working precedes and 10 key quality control points.
and 2 independent patents. JUMBOAUDIO has 14 Automatic Speaker Assemble Lines, comprising
7 working precedes and 10 key quality control points
Loading:

Certificate:
Business Partners:
Retailers & Chain Stores
Importers & Brands
Business Footprint:
Our business covers 66+ countries and regions till Aug,2025.
Business Exhibition:
FAQ:
Q1. Can you submit samples to us for evaluation?
Samples in our packing can be provided for you to test quality, but shipping cost will be paid by your party.
Q2. Can you make OEM packing for bulk order?
Of course, our engineers and designers can design packing,LOGO,shape of speaker or functions upon your requirement.
Q3. What is your accepted payment terms?
T/T or L/C
Q4. How fast can you provide sample and ship our consignment?
Sample:within 2 weeks;
Bulk order:55-60days after the receive of deposit;
About the Supplier
This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASR2331510". Items marked "" are certified.
Company Profile
JUMBOAUDIO is the global leading manufacturer in speaker box industry with more
Than 10 year`s history and experience since 2007. There are 3 manufacturing bases
Covering 40, 000 square meters, with annual production capacity of 1, 200, 000 PCS.
JUMBOAUDIO boasts more than 30, 000 retail shops and chain stores and over 10 million users.
It also has a strong R&D team of 12 professional technicians, annually developing 16 new models, comprising 7 working precedes and 10 key quality control points.
And 2 independent patents. JUMBOAUDIO has 14 Automatic Speaker Assemble Lines, comprising
JUMBOAUDIO is one of very few manufactures that can develop speaker boxes independently
In ODM & OEM field and it also the leader in the speaker box industry.
It took the lead to introduce the speaker box into chain stores directly.
JUMBOAUDIO has a highly efficient quality control team to ensure the processing lines
Provide the cabinet/ amplifier/surface and parts with qualified and excellent performance.
JUMBOAUDIO amplifier production lines advance technology and SMT lines make qualified material in quite efficiency and excellent quality.
JUMBOAUDIO is one of the very few manufactures
In the industry that has own R&D and amplifier workshop. Amplifier workshops contain 5 lines,
Including CNC and SMT automatic lines. The most advanced technology facility
In this field it contains 1 Automatic AOI Inspection Machine of the amplifier and PCB boards.
JUMBOAUDIO has advanced management system, including ISO9000/BSCI and ERP system etc.
ERP system successfully helps China dealer choose products and place order online
Over 110 different parts, and it can be delivered within 30 days in parts order.
We also have our products passed the certification by the TUV & VDE laboratory,
And also the CE/FCC/NOM/ IRAM certification. JUMBOAUDIO distribute products
In overseas markets, including US/Latin American/South Africa and Europeans all over the world.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- Xiyunsi Industrial Zone, Xiepu Town, Zhenhai District, Ningbo City, Zhejiang Province
-
Plant Area
- 11760 square meters
-
Number of Employees
- 45
-
Registered Capital
- 3,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: one month -
Nearest Port
- Ningbo Port; Shanghai Port
-
Minimum Order Quantity
- 200 pc
-
Supply Chain Partners
- 30
Our Production Capability & Technical Expertise
-
Main Products
- Portable Speaker Box, Speaker, Subwoofer Speaker Box, HiFi Speaker
-
Production Lines
- 4
-
Production Machines
- Assemble Line 1, Assemble Line 2, Assemble Line 3, Auto Packing Machine
-
QA/QC inspectors
- 2 people
-
Inspection Type for Finished Products
- Random inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 4 people
-
Traceability of Raw Materials
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2017-01-03
-
Export Year
- 5 years
-
Main Markets
- North America, South America, Europe, Southeast Asia/ Mideast, Africa, East Asia(Japan/ South Korea), Domestic
-
Repeat Buyers Choice
- 50%~80%
-
Number of Foreign Trading Staff
- 6
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- No
Our Certifications, Standards & Industry Recognition
-
Cooperated with Fortune 500
- Yes
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