ZK-R21E Cool Volume Indicator Bluetooth Audio Power Amplifier Board Module 2.1 Channel Subwoofer 50WX2+100W Power Amplifier
ZK-R21E cool volume indicator Bluetooth audio power amplifier board module 2.1 channel subwoofer 50WX2+100W
Product selling point
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
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
list
1*ZK-R21E Cool Volume Indicator Bluetooth Audio Power Amplifier Board Module 2.1 Channel Subwoofer 50WX2+100W
is_customized : Yes
Model Number : ZK-R21E
Operating Temperature : Power Amplifier module
Dissipation Power : 50W+50W - 100W
Origin : Mainland China
Brand Name : Ziqqucu
Application : MP3/MP4 Player
Supply Voltage : DC9-24V ≥7A
Condition : New
Type : Logic ICs
Features 4 : Cool volume indicator
Features 6 : 2.1 channel subwoofer
Features 1 : Audio power amplifier board
Package : SOP
Features 5 : Bluetooth audio amplifier board
Features 2 : audio decoder board
Features 3 : ZK-R21E