ParameterDetails

Product Name:2.0 Channel Bluetooth Amplifier Board with Bass/Treble Control 300W+300W

Model Number:ZK-3002T

Power Supply Operating Voltage Range: 

18-50VDC (Max 53V). Recommended: 36-48V DC, 10A or higher.

Max Output Power:300W@50V, 4Ω; 160W@50V, 8Ω per channel(Higher voltage + lower impedance = higher power output)

Bluetooth Chip:JL (Jerry) 5.3, Transmission Range: 10 meters

Input Options:Bluetooth + AUX + USB Flash Drive/Sound Card

Channel Configuration :2.0 (Left + Right)

Amplifier IC:TPA3255 Chip

Protection :Undervoltage, Overheat, Overcurrent, Short-Circuit Protection.

Warning: No reverse polarity protection - ensure correct +/- connection!

Dimensions:

External Potentiometer Version: 118×100×38mm

Built-in Potentiometer Version: 136×100×38mm

Package Dimensions

External Potentiometer: 151×121×76mm

Built-in Potentiometer: 162×137×51mm

Weight:

External Potentiometer: Net 347g / Gross 419g

Built-in Potentiometer: Net 307g / Gross 356g


TPA3225 Chip-Driven Dual-Channel Output Equipped with the TPA3225 high-performance Class-D amplifier chip, delivering 300W+300W stereo output with low distortion and high dynamic range. Perfect for powering large audio systems in home theaters, stage setups, or car audio upgrades.
Wide Voltage Input & Dual Power Interfaces Supports 18-50V wide voltage input with dual power options: a 5.5×2.5mm DC jack and screw terminals, compatible with industrial power supplies or high-capacity batteries for professional applications.
3-Band EQ Control & Multifunction Knob Three knobs for treble gain, bass boost, and master volume to fine-tune audio balance. Multifunction master knob: Single click: Play/Pause Double click: Next track Triple click: Previous track Long press: Power on/off or standby
Triple Input Modes for Versatile Connectivity Features Bluetooth 5.0 (stable transmission up to 20m), 3.5mm AUX input, and USB audio decoding, compatible with smartphones, PCs, and media players.
Advanced Protection & Reliable Support Built-in safeguards: undervoltage/overvoltage protection, reverse polarity protection, and thermal shutdown. Backed by 24/7 technical support for troubleshooting and warranty services.