Feature
●[Multiple audio inputs]: with Bluetooth/3.5mm AUX/U-disk inputs, almost compatible with all home audio device such as phone, tablet, computer, CD player etc., also comvenient for you to DIY.
●[Bluetooth 5.1 & Classic TPA3116 chip]: supporting Bluetooth 5.1 to realize stable & high-speed transmission speed. 2PCS TPA3116D2 chip, one for bass channel and one for left and right channel amplification. Max output power can reach 50W*2(L/R) and 100W(subwoofer), easily to drive most home desktop / bookshelf / indoor passive speakers.
●[Powerful design & wide voltage]: with preamplification and bass frequency division processing, 5PCS potentiometer are used for bass volume/bass frequency/left & right channel volume/main volume & input switch. DC 12-24V voltage, can be powered by switching power supply or storage battery, for enjoying high-quality music on the road or outdoors.
●[Perfect circuit & HiFi clear sound]: concise layout and reasonable wiring, no pop and audible noise even at high power output. The sound is very clear and smooth, the bass with shocking effects just like in the cinema, providing auditory feast.
Description
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Dual TPA3116D2
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Bluetooth 5.1
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2.1 Channel
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Full Tone Cnotrol
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Packing List
Notice: the case is packaged separately from amplifier board, you need to assemble the case with other accessories such as screws, shim, knobs etc.
- 1*Finished Board + Case
Nobsound 2.1 Bluetooth Amp
Parameters
- Bluetooth version: 5.1
- Max output power: 100W(subwoofer)+50W*2(L/R)
- Input sensitivity: 600-800mV
- Frequency response: 20Hz-20KHz
- Speaker impedance: 4-8Ω
- Subwoofer impedance: 2-8Ω
- Working voltage: DC 12-24V
- Audio input: Bluetooth/3.5mm AUX/U-disk
- Audio output: raw cable speaker jacks + subwoofer jacks
- Board Dimensions(L*W*H): 100*100*22mm / 3.94*3.94*0.87in
- Net weight (Board): 180g / 0.40lb
- Package weight(without case): 250g / 0.55lb
- Package weight(with case): 320g / 0.71lb
Introduction
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| Nobsound TPA3116-2.1 | Nobsound NS-14G PRO | Douk Audio M3 | Douk Audio M4 | Douk Audio M1 PRO | Nobsound G2 | |
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| Customer Reviews |
155
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38
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4
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22
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78
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33
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| Price | £39.99 | — | — | £89.99 | £95.99 | £73.90 |
| Type | Bluetooth Amplifier Board + Case | Bluetooth Amplifier | Bluetooth Amplifier | Bluetooth Amplifier | Bluetooth Amplifier | SUB/Mono Amplifier |
| Max Power | 50W x 2 + 100W SUB | 50W x 2 + 100W SUB | 50W x 2 + 100W SUB | 50W x 4 | 160W x 2 | 100W |
| Channel | 2.1 | 2.1 | 2.1 (2.2) | 2.0/4.0 | 2.0 (2.1) | 1.0 |
| Input | Bluetooth 5.0 + 3.5mm AUX/3 PIN | Bluetooth 5.0 + RCA | Bluetooth 5.0 + RCA + U-disk | Bluetooth 5.0 + RCA + U-disk | Bluetooth 5.0 + RCA + U-disk | RCA |
| Output | Stereo Passive Speakers + Passive Subwoofer | Stereo Passive Speakers + Passive Subwoofer | Stereo Passive Speakers + Passive & Active Subwoofer | 4 Passive Speakers / 2 Passive Speakers + Another M4 Amp | Stereo Passive Speakers + Active Subwoofer | Mono Passive Speaker / Subwoofer |
| Tone Control | ✓ | ✓ | ✓ | -- | ✓ | -- |
| THD | ≤0.04% | ≤0.01% | ≤0.05% | ≤0.05% | ≤0.04% | ≤0.03% |
| SNR | ≥98dB | ≥98dB | ≥98dB | ≥98dB | ≥98dB | ≥106dB |
| Speaker Impedance | 4~8ohm | 4~8ohm | 4~8ohm | 4~8ohm | 2~8ohm | 2~8ohm |
| Power Supply | Not Included | 19V 4.74A | 24V 4.5A | 24V 4.5A | 32V 5A | 19V 4.74A |
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| Nobsound NS-10P | Nobsound NS-08E | Douk Audio T3 PRO | Douk Audio U2 | Music Levels | Douk Audio EleksTube | |
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| Customer Reviews |
36
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295
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44
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71
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7
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3
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| Price | — | — | £59.99 | £58.00 | £28.00 | — |
| Type | Vacuum Tube Preamplifier | Tube Headphone Amplifier | MM Phono Tube Preamp | USB to Toslink Digital Interface | RGB LED MIC Sound Level | IPS Nixie Tube Clock |