YJCO 300W×2 TPA3255 HIFI Digital Amplifier Bluetooth 5.1 SBC AAC APTX HD Decoder Bass Treble Control for Home Theater D325B
SPECIFICATIONS
Brand Name: YJCO
Certification: CE
Channels: 2 (2.0)
Choice: yes
High-concerned chemical: none
Maximum Power Per Channel: Above 200W
Model Number: D325B
Origin: Mainland China
Package: Yes
Parts: Amplifier board
semi_Choice: yes
Package:
Power Amplifier *1
No Power Adapter Included
Instructions:
1.The D325B switches between RCA and Bluetooth inputs via the front panel switch:
○Toggle the switch up for Bluetooth input: The BT indicator will light up. Turn on your phone's Bluetooth, search for the device named "YJHIFI", and connect to pair with the amplifier.
○Toggle the switch down for RCA input: The AUX indicator will light up.
2.The D325B offers two selectable modes: Direct Mode and Tone Mode:
○To enter Direct Mode: Turn the treble control knob fully counter-clockwise until you hear a "click". The TONE indicator on the panel will turn off.
○To enter Tone Mode: Turn the treble control knob clockwise from the minimum position. The TONE indicator will light up.
Specificatons:
Model: D325B
Inputs: 1 × RCA, Bluetooth
Outputs: 2 × Crystal Binding Posts
Operating Voltage: DC 24V-48V (5.5×2.5)
Standby Power Consumption: 0.5W
Bluetooth Chip: QCC3034
Bluetooth Codecs: SBC/AAC/APTX/APTX-LL/HD (16-24bit, 44.1kHz)
Amplifier Chip: TPA3255 × 1
Max Output Power: 300W/4Ω × 2, 150W/8Ω × 2
Total Harmonic Distortion (THD): <0.01%
Signal-to-Noise Ratio (SNR): 105dB
Frequency Response: 20Hz-20kHz @ 1kHz ±0.3dB
Product Dimensions: 125 × 150 × 38 mm
Weight: 650g





- 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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