ZK-R502E cool volume indicator bluetooth audio power amplifier board module high and low bass adjustment 50WX2

Product selling point

1: Bluetooth audio amplifier with high and low bass adjustment

2: HD sound quality

3: Cool indicator light

4: High-end audio experience

5: Features: Support Wuzhi Audio APP. Modify the bluetooth name, password settings, prompts

Sound volume adjustment, on/off prompt sound, sleep aid, sound effect selection + custom sound effect, U disk playlist, volume indicator brightness adjustment.

Model: ZK-R502E

Name: 2.0 channel 50WX2 stereo with high and low bass adjustment Bluetooth audio power amplifier

Power Amplifier Chips: Chips Made in China

Bluetooth version: 5.1

Audio input: Bluetooth+AUX+U disk+USB sound card

Audio output: left channel 50W + right channel 50W

Adapter power supply: DC9-24V, ≥3A (can not be connected to AC)

Adapter speaker: 10-50W, 4-8Ω

Volume adjustment: multi-function knob, 360-degree stepless tuning, with volume level indication.

Click: Play/Pause

Double click: mode switch (Bluetooth/U disk/AUX)

Press and hold for 1 second: turn on/off

Rotate: adjust the volume

Protection mechanism: over temperature, over current, short circuit, anti-static protection

Features: Support Wuzhi Audio APP. Modify the bluetooth name, password settings, prompts

Sound volume adjustment, on/off prompt sound, sleep aid, sound effect selection + custom sound effect, U disk playlist, volume indicator brightness adjustment.

Product size: 81x81x34mm

Product weight: net weight 78g, including packaging 127g

list

1*ZK-R502E cool volume indicator bluetooth audio power amplifier board module