hifi class d amplifier | Class D power amplifier

Product Information
Customer Reviews

Company Advantages
1. Gisen 4 channel dsp amplifier is developed as per the specifications laid by customers. The temperature control system can adjust the output power according to the changes of temperature
2. The product sells well in the domestic and foreign markets and enjoys a high reputation among consumers. It is built to be water-resistant thanks to the stainless steel shell
3. The product features wonderful leakage resistance. The seal faces are pushed together using a combination of hydraulic force from the sealed fluid and spring force which can enhance the airtightness. It can support multiple devices via the interface
4. The product has a long service life. The design of this product has been optimized to maximize the efficiency and performance of the refrigeration system. The built-in loudspeaker protection circuit protects high volume bursts of audio

ABOUT OUR PRODUCT

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

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

K 4-Channel Top View

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

1. Sheet Metal Processing

2. Circuit Board Plug-in

3. Circuit Board Debugging

4. Circuit debugging

5. Product assembly

6. Debugging of the whole machine

7. Product Aging

Company Features
1. Guangzhou Gisen Audio Equipment Factory is professional in manufacturing reliable hifi class d amplifier. Our products enjoy high reputation at home and overseas, and they have been sold to many countries so far mainly due to the high quality.
2. We have brought up a professional R&D team who is the most important pillar in supporting the development of our company. This team mainly concentrates on providing the best possible solution for customers.
3. Over the years, we have been honored with different titles. They are 'China Credible Enterprise', 'Complaint-free Enterprise', and 'High-Integrity Enterprise'. These honors demonstrate our overall comprehensive strength. With rich experience and mature technical products, Guangzhou Gisen Audio Equipment Factory enjoys a high reputation in the domestic and foreign markets.

Favorable rate

100%

Buyer impression