DC 24-36V YS-KL5 BT 5.3 Dual Channel HiFi Digital Amplifier 300W+300W Dual Channel Amplifier Board TPA3255 Chip
SPECIFICATIONS
Amplifier chip: TPA3255
Application: Speaker
Audio input: Bluetooth+USB+AUX
Audio output: 2.0+SUB OUT
Bluetooth version: V5.3 (15 meters)
Brand Name: diymore
Condition: New
Dissipation Power: 300W+300W
Frequency range: 20Hz-20KHz
High-concerned chemical: none
Operating Temperature: -20℃ ~ 60℃
Origin: Mainland China
Package: SOP
Product Name: Bluetooth 5.3 Dual Channel HiFi Digital Amplifier
Quantity: 1
Shell material: Zinc alloy (A+anti drop grade)
Signal to noise ratio: ≥ 98dB
Speaker impedance: 2-8 Ω
Supply Voltage: DC 24-36V
Type: Module
is_customized: Yes
✨Features:
1. BT 5.3 long-distance connection, stable transmission without delay.
2. Dual channel 600W high-power output, with stunning and powerful sound effects.
3. Equipped with TPA3255 gold chip, low distortion and high fidelity restoration.
4. DSP intelligent sound tuning, precise optimization of frequency and dynamics.
5. Supports subwoofer output, providing a clear and immersive listening experience.
✨Parameters:
Product Name: BT 5.3 Dual Channel HiFi Digital Amplifier
Output power: 300W+300W
BT version: V5.3 (15 meters)
Audio input: BT+USB+AUX
Amplifier chip: TPA3255 (imported professional grade chip)
Shell material: Zinc alloy (A+anti drop grade)
Input power supply: DC 24-36V (the higher the voltage, the greater the output power) [Tip: Only when the audio input power is sufficient and the power supply voltage/current is sufficient, can 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!]
Frequency range: 20Hz-20KHz
Signal to noise ratio: ≥ 98dB
Audio output: 2.0+SUB OUT (supports subwoofer)
Distortion: ≤ 0.5% THD
Speaker impedance: 2-8 Ω
Product size: 140X109X34 (mm)
Application scenarios: Home audio and video rooms, living room entertainment systems, audiophile audio systems, small studios, car audio modification, etc.
✅Package Include:
1X host
1X power supply
1X 3.5mm AUX connection cable











- 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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