2-8 Days Arrival
30-Day Return
2-Year Warranty
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Douk Audio A5 PRO TPA3255 Bluetooth Amplifier HiFi Class D Stereo Audio Amp
- 2 kinds of audio input: support Bluetooth to achieve stable & high-speed transmission, with stereo RCA input, almost compatible with all home audio devices such as phones, tablets, computers, CD players etc..
- Classic chips and 2.1 channel system: adopts TPA3116 chip, with AUX and speakers output, easy to build multi-channel system and the max output power can reach 50W*2(L/R) and 100W(subwoofer).
- Powerful design: besides input selector, also with abundant adjustable knobs to meet different listening needs, including main volume, treble and bass, subwoofer frequency and volume, even the balance of L/R channel can be adjusted according to your preferences and enjoy music.
- Attractive appearance: Mini size with elegant aluminum shell, black and red knobs design make it more fashionable, practical and powerful. DC 15-24V voltage, suitable for home and desktop audio system use and enjoy high-quality music.
- Audio input: Bluetooth/Stereo RCA
- Audio output: AUX/Banana speaker jacks
- Number of channels: 2.1
- Max output power: 50W*2(L/R channel)+100W(subwoofer)
- Speaker impedance: 4-8Ω(L/R) 2-8Ω(subwoofer)
- Treble and bass adjustment range: ±6dB
- AUX max output level: 1.2V
- Bass cutoff frequency: 40-120Hz
- Input sensitivity: 0.775V
- Frequency response: 20Hz-20KHz(±2dB)
- THD: 0.07%(1kHz)
- SNR: ≥92dB
- Working voltage: DC 15-24V
- Package dimensions(W*D*H): 133*125*36mm / 5.24*4.92*1.42in
- Net weight: 580g / 1.28lb
- Package weight: 1.2kg / 2.65lb
- NS-14G Power Amplifier ×1
- 24V/4.5A Power Supply ×1
- Bluetooth Antenna ×1
Customer Reviews
Well made, packaged nicely, I like the binding posts but one of mine has a cracked plastic shroud - operation not affected though - see pics. Clear highs, good separation of bass/rebel. Perfect for bookshelf speakers and small passive sub, small footprint, runs cool.
Well made, packaged nicely, I like the binding posts but one of mine has a cracked plastic shroud - operation not affected though - see pics. Clear highs, good separation of bass/rebel. Perfect for bookshelf speakers and small passive sub, small footprint, runs cool.
Well made, packaged nicely, I like the binding posts but one of mine has a cracked plastic shroud - operation not affected though - see pics. Clear highs, good separation of bass/rebel. Perfect for bookshelf speakers and small passive sub, small footprint, runs cool.
Well made, packaged nicely, I like the binding posts but one of mine has a cracked plastic shroud - operation not affected though - see pics. Clear highs, good separation of bass/rebel. Perfect for bookshelf speakers and small passive sub, small footprint, runs cool.
Well made, packaged nicely, I like the binding posts but one of mine has a cracked plastic shroud - operation not affected though - see pics. Clear highs, good separation of bass/rebel. Perfect for bookshelf speakers and small passive sub, small footprint, runs cool.