Sinbosen FP20000Q K4-1400 K4-600 K4-450 power amplifier feedback!
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- publisher
- Zhen
- Issue Time
- Jul 9,2021
Summary
4 Ohms 4000 watt FP20000Q, 4 Ohms 2200 watt K4-1400, 8 Ohms 600 watt K4-600, 8 Ohms 450 watt K4-450 power amplifier feedback from German and Israeli customers.

Super beautiful pictures! The customer from Germany shared the K4-1400 and K4-450 digital power amplifiers he used at the event. The customer said: Im very happy with the K4-1400 amplifier. Customer likes the K4-1400 very much and is also ready to try the K4-450 amplifier.
This customer is a very friendly person. Due to a small problem, Sinbosen delayed the delivery time. But the customer said it doesn't matter. Thank you for your support and understanding.

K4-1400 and K4-450 digital power amplifiers. It is a very popular power amplifier, K4-1400 is a power amplifier that can be used stably for 2 ohms. Suitable for line array speakers. K4-450 caters to more customers' demand for low-power amplifiers. 8 ohms 450 watt power. It is liked by many customers who need low-power amplifiers.
Feature: 1U/Digital Amp/Class D/For Full Range Speaker
Output Power:
8Ω Stereo Power (RMS): 450W X 4CH
Feature: 1U/Digital Amp/4CH/Class D/For Full Range Speaker
Output Power:
8Ω Stereo Power (RMS): 1,400W X 4CH
4Ω Stereo Power (RMS): 2,200W X 4CH

The customer has not started to use the power amplifier officially, but only conducted a test. The test results are very good. It is a strong and powerful voice. Great!
Feature: 1U/Digital Amp/Class D/For Full Range Speaker
Output Power:
8Ω Stereo Power (RMS): 600W X 4CH
Feature: Capacitor upgrade
Output Power:
8Ω Stereo Power (RMS): 2,250W X 4CH
4Ω Stereo Power (RMS): 4,000W X 4CH