DROK has been engaged in technical research, development, manufacture and sale of all kinds of amplifier boards for many years.
With acquisition of leading technology, we strictly enforce quality management system and improve operational management, dedicate to produce high performance amplifier boards for customers.
"Integrity, Quality, Innovation, Customer"----DROK
 Blue~tooth Audio Board |  DROK 15W+15W Audio Amplifier Board |  DROK 25W+25W Audio Amplifier Board |  DROK 30W+30W Audio Amplifier Board |  DROK 50W+50W Audio Amplifier Board |  DROK 50W+50W Blue~tooth Audio Amplifier | |
|---|---|---|---|---|---|---|
| Customer Reviews | — | — | — | — | — | — |
| Price | — | — | — no data | — no data | — no data | — no data |
| Working Voltage | DC 5V-24V | DC 8-26V | DC 10-25V | DC 9-18V | DC 10-25V | DC 5-27V |
| Output Power | no data | 15W+15W | 25W+25W | 30W+30W | 50W+50W | 50W+50W |
| Chip | no data | PAM8620 | TPA3116 x1 | TDA7377 pro2 | TPA3116 x2 | TPA3116D2 |
| Protection | no data | Input reverse protection; short-circuit protection; over-current protection; over-heat protection; over-voltage protection; low-voltage protection; EMI is allowed to pass | Reverse connection protection | Input reverse connection protection; short-circuit protection, over-current protection, over-heat protection | Reverse connection protection | Anti-static, power supply anti-reverse connection, short circuit protection, overheating protection, over voltage protection, under voltage protection, DC protection |
Enjoy Life, Enjoy DIY.
DROK
- An expert in this field for over 10 years.
- A seller who cares you a lot.
K Type Thermocouple Probe
Power Converter
How did we get our start?
DROK has been an expert in this field since 2010. Originally, two of our engineers would like to make our own products and sell to everyone. With love and enthusiasm, DROK was established.
Why do we love what we do?
We cares you a lot. We believe that a good product can bring happiness to our customer. Your satisfaction is our strength.
How do we do, if there's some issue with product?
We care you a lot. Each product you purchase from DROK can share one-year long period service. You can get a brand new replacement if there's any quality issue with your items.
Mini Power Convert
DC Digital Meter
AC Digital Meter
Camo Tape
Amplifier Board
DROK has been engaged in technical research, development, manufacture and sale of all kinds of amplifier boards for many years.
With acquisition of leading technology, we strictly enforce quality management system and improve operational management, dedicate to produce high performance amplifier boards for customers.
"Integrity, Quality, Innovation, Customer"----DROK
Blue~tooth Audio Board | DROK 15W+15W Audio Amplifier Board | DROK 25W+25W Audio Amplifier Board | DROK 30W+30W Audio Amplifier Board | DROK 50W+50W Audio Amplifier Board | DROK 50W+50W Blue~tooth Audio Amplifier | |
|---|---|---|---|---|---|---|
| Customer Reviews | — | — | — | — | — | — |
| Price | — | — | — no data | — no data | — no data | — no data |
| Working Voltage | DC 5V-24V | DC 8-26V | DC 10-25V | DC 9-18V | DC 10-25V | DC 5-27V |
| Output Power | no data | 15W+15W | 25W+25W | 30W+30W | 50W+50W | 50W+50W |
| Chip | no data | PAM8620 | TPA3116 x1 | TDA7377 pro2 | TPA3116 x2 | TPA3116D2 |
| Protection | no data | Input reverse protection; short-circuit protection; over-current protection; over-heat protection; over-voltage protection; low-voltage protection; EMI is allowed to pass | Reverse connection protection | Input reverse connection protection; short-circuit protection, over-current protection, over-heat protection | Reverse connection protection | Anti-static, power supply anti-reverse connection, short circuit protection, overheating protection, over voltage protection, under voltage protection, DC protection |
Enjoy Life, Enjoy DIY.
DROK
- An expert in this field for over 10 years.
- A seller who cares you a lot.
K Type Thermocouple Probe
Power Converter
How did we get our start?
DROK has been an expert in this field since 2010. Originally, two of our engineers would like to make our own products and sell to everyone. With love and enthusiasm, DROK was established.
Why do we love what we do?
We cares you a lot. We believe that a good product can bring happiness to our customer. Your satisfaction is our strength.
How do we do, if there's some issue with product?
We care you a lot. Each product you purchase from DROK can share one-year long period service. You can get a brand new replacement if there's any quality issue with your items.
Mini Power Convert
DC Digital Meter
AC Digital Meter
Camo Tape
Amplifier Board