Feature

●[COMPATIBLE WITH VARIOUS SPEAKERS] - This amplifier module is equipped with a terminal block and a 2.1mm DC jack, making it compatible with most laptop power ports. It can be connected directly to5.0 wireless and is also compatible with a variety of speakers. Enjoy sound effortlessly!
●[POWERFUL SOUND PROCESSING] - The built-in filter capacitor in this digital power amplifier module enables efficient processing of sound , delivering clear and rich sound. The knob potentiometer design allows for convenient adjustment of power on/off and V+ and V settings. Experience improved control over your audio.
●[VERSATILE CONNECTION OPTIONS] - With two 20W, 30W or 50W power amplifier boards, this module can be used with speakers of different impedances (4 to 8 Ω). It supportsstereo audio input as well asaudio input. Easily connect your devices and enjoy seamless audio streaming.
●[WIDE APPLICATIONS] - Whether you want to upgrade your speakers, power amplifier devices or cardevices, thisspeaker power amplifier board is the perfect choice. It is widely used for speaker modification and offers reliable performance and exceptional audio quality.
●[ROBUST PROTECTION MECHANISMS] - The design of the acrylic protective shell provides multiple protection functions such as reverse polarity protection, over-voltage protection, under-voltage protection, over-temperature protection and short circuit protection. It also features overheat protection with auto-recovery to ensure safe use.


Description

Specification:

Item Type: Power Amplifier Board
Material: PCB
Purpose: Digital Power Amplifier Board
Model: ZK-502L
version : 5.0
Input method:
Number of channels: Left and right dual channel (stereo). )
version: 5.0 (, approx. 15 m/49.2 feet)
-to-noise ratio: >90 dB
Adapted power supply voltage: 5-24 V (optional 9 V/12V/15V-18V). /24V and other adapters, high power, recommended high voltage)
Adapted speakers: 30W-200W, 4Ω-8Ω
Supply voltage:
12V-8 Ω/12W+12W, 4 Ω /20W +20W
15V-8 Ω/18W+18W, 4 Ω/30W+30W
19V-8 Ω/32W+32W, 4 Ω/45W+45W
24V-8 Ω /38W +38W, 4Ω/50W+50W
Protection mechanism: Self-recovery overheat protection, Self-recovery short circuit protection



Package list:
1 x Power Amplifier Board
1 x Screwdriver
9 x Screw
4 x Brass Connecting Rod
2 x Acrylic Board
1 x Button
1 x Cable


Note:
The input voltage must not exceed 24V, otherwise the audio amplifier module will be damaged.