ZK-R21E Volume Indicator bluetooth Audio Power Amplifier Board 2.1 Channel Subwoofer Module
- Stock: In Stock
- Model: ST230048783
- SKU: ST230048783
$21.99
Ex Tax: $21.99
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Feature:
1. 2.1 channel bluetooth audio amplifier
2. 50W+50W+100W subwoofer
3. Protection mechanism: over temperature, over current, short circuit, anti-static protection
4. 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.
5. Cool indicator with high-definition sound quality
Specification:
Model: ZK-R21E
Name: 2.1 channel 50W+50W+100W subwoofer stereo bluetooth audio power amplifier
Power amplifier chip: domestic chip
Bluetooth version: 5.1
Audio input: Bluetooth+AUX+U disk+USB sound card
Audio output: left channel 50W + right channel 50W + subwoofer 100W
Adapter power supply: DC9-24V, ≥7A (can not be connected to AC)
Adapter speakers: left and right channels 15-50W, 4-8Ω; subwoofer 30-100W, 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: 81x81x37mm
Product weight: net weight 85g, including packaging 129g
Package includes:
1 x ZK-R21E Audio power amplifier board
