

🎶 Elevate your sound game—power, clarity, and wireless freedom in one sleek board!
The Walfront ZK-TB21 is a compact 2.1 channel digital amplifier board delivering 50W output power with Bluetooth and AUX inputs. It features advanced AM interference suppression and comprehensive protection mechanisms, operating efficiently within a 12-24V range. Designed for durability and easy integration, it’s a top choice for audiophiles seeking high-quality sound with wireless convenience.




| ASIN | B08GZBJWFZ |
| Best Sellers Rank | #3,721 in Electronics ( See Top 100 in Electronics ) #2 in Home Audio Amplifiers |
| Brand | Walfront |
| Brand Name | Walfront |
| Country Of Origin | China |
| Customer Reviews | 4.1 out of 5 stars 89 Reviews |
| Included Components | inc |
| Manufacturer | Walfront |
| Material Type | Material |
| Maximum Supply Voltage | 24 Volts (DC) |
| Maximum supply voltage | 24 Volts (DC) |
| Minimum Supply Voltage | 12 Volts (DC) |
| Minimum supply voltage | 12 Volts (DC) |
| Model | TB21 |
| Mounting Type | Surface Mount |
| Mounting type | Surface Mount |
| Number of Channels | 2 |
| Output Power | 50 Watts |
| Package Type Name | Box" (meaning 'Box' in Spanish) |
| Specification Met | FCC |
| Supply Current | 5 Amps |
| Voltage | 24 Volts |
R**A
Low noise , no heat clear sounds .
I love this product . Only problem is mount in amplifier case .
M**A
Great product
Amazing thing
Trustpilot
2 weeks ago
2 weeks ago