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The Marts Digital BTX8-DSP is a professional-grade 8-channel Bluetooth DSP audio processor featuring 32-bit, 96kHz resolution. It offers 4 RCA inputs and 8 RCA outputs for versatile connectivity, advanced equalization with 32-band graphic and 16-band parametric EQs, and wireless app control via Bluetooth 4.0. Ideal for audiophiles and professionals, it delivers distortion-free, customizable sound optimization for car audio, home theaters, and complex audio environments.














| ASIN | B0CN1QH8YN |
| Audio Output Mode | Stereo, Surround |
| Audio Output Type | Speakers |
| Best Sellers Rank | 190,950 in Electronics & Photo ( See Top 100 in Electronics & Photo ) 103 in Car Multichannel Amplifiers |
| Box Contents | Marts Bluetooth DSP |
| Brand | Marts Digital |
| Brand Name | Marts Digital |
| Colour | Black |
| Compatible Devices | Bluetooth 4.0 |
| Compatible devices | Bluetooth 4.0 |
| Connectivity technology | wired |
| Connector Type | RCA |
| Connector type | RCA |
| Control Method | App |
| Controller Type | Bluetooth |
| Controller type | Bluetooth |
| Customer Reviews | 4.1 out of 5 stars 112 Reviews |
| Format | WAV, WMA |
| Item Weight | 0.46 Kilograms |
| Manufacturer | Marts Digital |
| Manufacturer Part Number | BTX8-DSP |
| Model Number | BTX8-DSP |
| Network Connectivity Technology | wired |
| Number of Channels | 8 |
| Other Special Features of the Product | Equalizer |
| Output Power | 50 Watts |
| Output Wattage | 50 Watts |
| Smart Home Compatibility | Not Smart Home Compatible |
| Special feature | Equalizer |
| Supported Internet Services | Maps |
| Surround Sound Channel Configuration | 7.1, 7.2 |
| Wattage | 50 watts |
| Wireless Technology Type | Bluetooth |
J**E
Super powerful
This DSP performs very well. It has a 32-band graphic equalizer for the main inputs (4) and a 16-band parametric equalizer for each output (8) for each speaker. Think about the amount of control you can have. 1- I matched my voltage for the outputs and inputs correctly. 2- I did the crossover cuts. 3- I flat-eq the system with a little bump in the low frequencies. The results were truly remarkable, with the system delivering an incredible sound. 4- I could tweak every speaker to my liking, and the result was phenomenal. One more thing: It produced almost 5 volts out with no distortion whatsoever, and my amps are running super cool. My sub gain is set at about 11 o'clock, and my front/rear at 9. Even if you are off a budget, I recommend this unit. The Bluetooth connects super fast, the app is very user-friendly, and it has a limiter, master gain, channel gain, time corrections, you name it. This is a super unit. It is 100% recommended.
A**R
Tuning capacity
This is AMAZING, small but mighty. I was able to tune all my amps including the base. Love it.
M**H
Really tuned my system
Oh yes. This is really deal. Sound quality is just awesome. I had used stetsom Bluetooth dsp before this and it sounds terrible. Just alone using this fixes audio quite a bit but remember you have to play with it and your EQ to get it just right. I was having distortion on my sub channel before and this fixes that by letting me cut off certain frequency. And yes you get 4 in 8 out channels 31 bands EQ AND 31 bands parametric EQ per channel. You donโt get 31 parametric EQ in most DSPs at this price range for all 8 channels. Really allow you to dial in. Build quality is also nice . You get shinier front side with clip for left and right channels. Also 8 limiter LEDs that also serve as clip when limiter not used. Iโm using this for 4 channel amp and 2 skar evls 12 alongwith pioneer headunit. You also get a sticker with it. Packaging also feels premium. Overall fully satisfied.
J**S
Amazing DSP
This device is outstanding
M**N
Affordable compact DSP
The BTX8 from Marts Digital is an affordable compact DSP. I struggled to get the app in the Amazon listing to work on my Android device, but Marts Digital sent me a link to the previous app and it works just fine. The unit is so compact that I installed it under the dash. I am using 4 channels in and 4 channels out. The time delay allowed me to center the sound stage. Each output channel has a 31 band EQ that is very flexible There are 6 memory locations for quick uploads of different tunes and a save file function for programming offline. I am a beginner with using a DSP but the BTX8 was straightforward to setup and I am happy with the results.
Trustpilot
3 weeks ago
4 days ago