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Company Advantages
1. The quality test of Gisen class d audio power amplifier is conducted by the quality control team who holds food safety certification in the dining tools industry. Its compact design is ideal for mounting in low clearance location
2. Due to the huge potentials of this product, it will bring long-term sustainable benefits to customers. The product is characterized by excellent ultralow frequency protection
3. Equipped with advanced facilities, we focus more on the quality assurance. The product undergoes a series of tests and proves to have high resistance to impact and friction
4. The product has been approved by all required international certificates. Each channel has independent limiter and compressor, ensuring no interference caused by other channels
5. This product has a perfect function and reliable performance. It is designed with short circuit and overheating protection to safeguard normal operation

ABOUT OUR PRODUCT

Each channel’s output voltage can be adjusted、 Economic 、 Can be applied to various occasions、 Both small power and high power are available、 Designed by our experienced engineer

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1 -Gain Controll
2 -Signal Display
3 -Clip Display
4 -Mute(protetion) Display
5 -Power Display
6 -Power Switch
7 -Power cord connector

8 -Serial number label
9 -Output power reference
10 -Speakon output connectors
11 -XLR-F input connectors
12 -Output voltage selecting
13 -Input Sensitivity Selecting
14 -Signal Connect Selecting
15 -XLR-M link connectors

PRODUCT DETAILS

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D 4-Channel Top View

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D 4-Channel Rear Plate

SPECIFICATIONS

Mode	D406	D409	D212	D415	D418	D421
8Ω Stereo Power 4Ω Stereo Power 2Ω Stereo Power	4X600W 4X1200W 4X1560W	4X900W 4X1800W 4X2340W	4X1300W 4X2600W 4X3380W	4X1500W 4X3000W -	4X1800W 4X3600W	4X2100W 4X4200W
Hum& Noise	>112dB
Input connector	XLR Female
link connector	XLR Male
Input impedance	20k ohms balanced
Input Sensitivity	0.77V，1.44V
Input CMRR	>80dB
Output connector	Speakon
Damping Factor	>1000 @ 8Ω
THD	<0.1%(20Hz-20kHz，1W)
Frequency Response	20Hz-20kHz (±0.3dB)@1W, 8Ω
Level control	Front level meter, from negative infinity to 0dB
Cooling	Variable speed fans, front to rear airflow
Power Requirement	AC180V-240V(90V-120V),50-60Hz
Dimensions（HWL）	88mmX483mmX438mm
Carton Dimension(HWL)	150mmX600mm×550mm
Net weight(kg) Gross weight(kg)	12.9 16

Production flow chart

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1. Sheet Metal Processing

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2. Circuit Board Plug-in

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3. Circuit Board Debugging

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4. Circuit debugging

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5. Product assembly

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6. Debugging of the whole machine

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7. Product Aging

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Company Features
1. Guangzhou Gisen Audio Equipment Factory is the largest digital audio amplifier mold production base in China.
2. Guangzhou Gisen Audio Equipment Factory uses advanced technology to greatly increase the output of class d amplifier .
3. Guangzhou Gisen Audio Equipment Factory will further enhance its sense of social responsibility. Contact!

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Our class d amplifier are constantly updated to follow the trend. Excellent tear resistance is one of its biggest strengths

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The production of class d amplifier always take class d amplifier into account. The product is not likely to peel off

e******i

The special composition of class d amplifier makes it obtain good performances like class d amplifier. It is suitable for any colors of fabrics with great coverage

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With digital audio amplifier structure, class d audio power amplifier is characterized by digital audio amplifier. It can be designed into a matte or glossy type

b******w

class d amplifier is made of class d amplifier and has the advantages of class d amplifier. The product has excellent dimensional stability and won't warp under high temperatures

d******e

The product has enough hardness. It can effectively resist scratching due to the friction or pressure from a sharp object. The product can be peeled under hot or cold conditions after the heat press

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