The quality and performance characteristics of Gisen 1u 4 channel amplifier are ensured through random sampling. Such hand tests as frame color, finish and construction, lens color and surface quality are carried out in this process. It can support multiple devices via the interface2.
People can be assured that the content of formaldehyde, lead, or other harmful chemical substances are all eliminated, hence, there is no health problem. The anti-dust design of the product prevents it from attracting small articles3.
The product features innocuity and harmless. Its raw materials are non-toxic and lead-free silicate minerals which are sourced from nature. The temperature control system can adjust the output power according to the changes of temperature4.
It is characterized by its remarkable temperature resistance. High-temperature oxidation resistant coating, which may react with the active molecule under high temperature, is applied on the surface. The clipping limiter is designed to strengthen the protection of the loudspeaker5.
The product contains no harmful substances. At the production stage, the threads used to create the fabric was not treated with any chemical. Its surface is well processed by a layer of paint to resist rust
、Low consumption power supply
、1U size 、
Excellent dynamic performance
、Complete protection circuit
|8 ohms Stereo Power |
4 ohms Stereo Power
2 ohms Stereo Power
| 2X650W |
| 2X1500W |
| 2X1800W |
| 2X2100W |
|Damping Factor||>1000 @ 8Ω|
|Frequency Response||20Hz-20kHz (±0.3dB)@1W, 8Ω |
|Input impedance||20k ohms balanced|
|volume adjustment||Electronic volume adjustment |
|Cooling||Variable speed fans, front to rear airflow|
|Net weight(kg) |
| 9.5 |
Production flow chart
1. Sheet Metal Processing
3. Circuit Board Debugging
6. Debugging of the whole machine
Guangzhou Gisen Audio Equipment Factory is the backbone enterprise of the domestic 4 channel amplifier manufacturing industry. We have brought together a team of professional manufacturing members. With their years of experience in the manufacturing process and a deep understanding of our products, they allow us to provide products exactly meeting customers' requirements.2.
We have cultivated a professional sales team. They have good communication skills and coordination capabilities. These features enable them to precisely identify customers needs, so as to provide target products.3.
Based on the perfect quality management and production control systems, the factory has upgraded production procedures. All of the finished pieces are required to go through quality tests, and each production stage is under inspection by QC team. Implementing the tenet of digital stereo amplifier with our heart and soul, we sincerely serve the enterprise. Get quote!