AS21HPA High-Power Bluetooth-BT 5.2 Digital Amplifier Board 2.1 Channel Class D Subwoofer 300W*2+600W TPA3255 Speaker Module
SPECIFICATIONS
Application: Computer
Brand Name: EC Buying
Condition: New
Dissipation Power: low
High-concerned chemical: none
Operating Temperature: -
Origin: Mainland China
Package: Module
Smart Electronics Experiment: Switch And Sensor For Arduino STM32
Supply Voltage: DC 19-51V 10A
Type: Voltage Regulator
is_customized: Yes
Product Introduction:
This model is designed with 2 original imported TPA3255 amplifier chips, with dual cores for greater stability. TPA3255 is a high-performance D-class power amplifier that has D-class efficiency and can deliver truly high-end sound quality. The device features advanced integrated feedback design and proprietary high-speed gate driver error correction function (PurePath HD). This technology enables devices to maintain ultra-low distortion across the entire audio frequency band while showcasing high-definition sound quality.
Parameter:
Product Name: Bluetooth-compatible Audio Amplifier
Product Model: XY-AS21HPA
Power supply: DC19-51V/10A or above
DC socket interface: 5.5-2.5mm
Bluetooth-compatible version: 5.2
Audio input: Bluetooth-compatible +AUX+USB flash drive+USB sound card
Bluetooth-compatible audio decoding: AAC SBC
USB decoding: WAV, FLAC, APE, MP3
Left and right channel output power:
30W+30W @ 8Ω/24VDC
70W+70W @ 4Ω/24VDC
80W+80W @ 8Ω/36VDC
160W+ 160W@4 Ω/36VDC
160W+ 160W@8 Ω/50VDC
300W+ 300W@4 Ω/50VDC
Subwoofer output power:
30W @ 8Ω/24VDC
70W @ 4Ω/24VDC
150W@2 Ω/24VDC
80W @8Ω/36VDC
160W@4 Ω/36VDC
350W@ 2Ω/36VDC
160W@8 Ω/50VDC
300W@4 Ω/50VDC
600W@ 2Ω/50VDC











- Standard Shipping: Standard Shipping (12–18 Business Days)
- Express Shipping: Expedited Shipping (5–9 Business Days)
- Free Shipping: Orders over $199 qualify automatically
- Tracking: Full tracking number provided for all orders
- Returns: 30-day hassle-free return window
- Condition: Items must be unused and in original packaging
- Refund: Full refund processed within 3-5 business days
- Factory Direct: ISO/TS 16949 certified manufacturer
- Quality: 100% electrical continuity tested before shipment
- Experience: 15+ years in automotive connector industry
- Support: Professional technical support available
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