high efficiency best class d amplifier professional wholesale for meeting

Enterprise Strength

Customers' needs are the foundation for Gisen to achieve long-term development. In order to better serve customers and further meet their needs, we run a comprehensive after-sales service system to solve their problems. We sincerely and patiently provide services including information consultation, technical training, and product maintenance and so on.

Company Advantages
1. This design of best class d amplifier can overcome some defects of old ones and has broaden development prospect.
2. This product is durable and powerful.
3. People will find the fact that it helps them save a lot of cleaning or maintenance time because it does not rust or corrode like the metal one.

ABOUT OUR PRODUCT

Using hi-fi driven circuit、 Excellent sound、 Electronic volume control、 High power 4X2100W、 Stable power supply

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Front Panel
1 -Signal Indicators
2 -Screen
3 -Mute Indicator
4 -Mute button
5 -Clip Indicator
6 -Channel switch/ Volume Control
7 -Power Switch

Rear Panel
8 -Power Cable
9 -Serial Number
10 -Speakon Output Connectors
11 -XLR Female Input Connector
12 -Signal Link Button
13 -XLR Male Linear Output Connectors

PRODUCT DETAILS

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K 4-Channel Top View

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K 4-Channel Rear Plate

SPECIFICATIONS

Mode	K6x4	K9x4	K13x4	K18x4	K21x4
8 ohms Stereo power 4 ohms power 2 ohms power	4X600W 4X1200W ：4X1560W	4X900W 4X1800W 4X2340W	4X1300W 4X2600W 4X3380W	4X1700W 4X3400W	X2100W 4X4200W
Hum& Noise	>112dB
Input connector	XLR Female
Input impedance	20k ohms balanced
Input Sensitivity	1.2V
Channel separation	>70dB@1kHz
Output connector	Speakon
Damping Factor	>1000 @ 8Ω
THD	<0.1%(20Hz-20kHz，1W)
Frequency Response	20Hz-20kHz (±0.3dB)@1W, 8Ω
Level adjustment	Electronic volume control
Cooling	Temperature controlled fan, airflow from front to rear
Protection	Short circuit，open circuit，direct current voltage，overheat, overload，radio frequency，ultralow frequency protection
Power requirement	AC180V-240V(90V-120V)，50-60Hz
Amp dimension	88mmX483mmX438mm
Carton dimension	155mmX600mm×550mm
Net weight(kg) Gross weight(kg)	11.7 15		12.2 15.2

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 has strong capacities of designing and manufacturing best class d amplifier and is widely renowned in both domestic and international markets.
2. Guangzhou Gisen Audio Equipment Factory has obtained many patents in the process of developing 2 channel class d amplifier .
3. We follow ethical and legal business practices. Our company supports our volunteer efforts and provides charitable contributions so that we can actively participate in the civic, cultural, environmental and governmental affairs of our society. We embrace sustainability all the time. We invest in automation technologies and continuously work to reduce our carbon footprint across the value chain.

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