ZK-AS21 TPA3251 2.1 Channel Bluetooth 5.0 Digital Amplifier Board Module High-low Tone Subwoofer 220W*2+350W
Functions:1. Wide range of applications2. The appearance is simple and beautiful3. APP has comprehensive functions4. Real stepless tuning, not digital multi-stage grading adjustment.5. The mechanical switch can be turned off...
🟢 In Stock
✔️ WORLDWIDE SHIPPING
✔️ 30 DAYS RETURN GUARANTEE
✔️ SECURE CHECKOUT
Description
Functions:
1. Wide range of applications
2. The appearance is simple and beautiful
3. APP has comprehensive functions
4. Real stepless tuning, not digital multi-stage grading adjustment.
5. The mechanical switch can be turned off with one turn, no need to wait for a long time, which is convenient and fast.
Feature:
Number of channels: 2.1 channels (left channel + right channel + subwoofer)
Input method: AUX+Bluetooth+U disk+USB sound card (dial button to switch modes and songs)
Bluetooth version: 5.1
Power amplifier chip: TPA3251D2
Adapter speakers: left and right channels 30-220W, 3-8╬® subwoofer 30-350W 2-8╬®
Output power: left and right channels Ôëñ 220w subwoofer Ôëñ 350W
Adapter power supply: DC 12~38v, 10A
Protection mechanism: anti-reverse connection, undervoltage, overheating, overcurrent, short circuit protection (automatic recovery, no need to restart)
Switch mode: mechanical switch (no need to long press and wait)
Voltage gain: 30dB
Product weight: net weight 346g, including packaging 408g
Product size: 141*131*27mm
Tip: Only when the audio signal input is large enough and the power supply voltage/current is large enough, will there be enough output power!
The higher the power supply voltage, the greater the output power, and the smaller the speaker impedance, the greater the output power!
Please make sure that the power of the adapted power supply is greater than the actual working power of the power amplifier!
Package includes:
1 x 2.1 channel TPA3251 Bluetooth digital power amplifier board module
ZK-AS21 TPA3251 2.1 Channel Bluetooth 5.0 Digital Amplifier Board Module High-low Tone Subwoofer 220W*2+350W
$66.99