We located in Baiyun district, Guangzhou, China If you would like to have a visit, it is our honor to welcome you. Please inform us of your schedule. It will be more convenient for both parties to do the arrangement. ...

FP series power amplifier can not have both 110 Volt and 220 Volt, and can not work during 110V-220V.- If you need 110 Volt, we will produce 110 Volt for you, the working period is about 90-130 V;- if you need 220 Volt, we will produce 220 Volt for you, the working period is about 200-240 V. ...

We cooperated with many clients overseas and our products have exported to more than 60 countries. We have good relationship with USA, Europe and South America.We hope you can join us and make mutual benefit from our cooperation.Cus...

We accept PayPal, Credit card, Western union, Aliexpress, Bank transfer, Mastercard, E-checking and so on.

To protect your speakers and amplifier lifespan, we don't suggest you use FP series /DSP series/other some digital power amplifiers that are not marked as suitable for 2ohms under 2 ohms. We are developing new digital power amplifier, which can work at 2 ohms for a long time. D series digital power amplifiers support 2ohms stable operation. The models are as follows Model D4-1600 D4-1...

Our amplifier support 3 years warranty. If any problems during this period, just send us video and photo. So our engineer can check the problem. We'll be responsible for repair or replacement for any defective or damaged products. ...