Новое поступление класса AB эквалайзер обеспечивающий Голос Бас 50 Вт * 4 12V профессиональный Hi Fi высокой мощности 4 х канальный звук Цифровой walkie talkie автомобильное аудио

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Описание и отзывы


Factory Price Digital Signal Processor
Car Audio DSP 4 Channel Input 4 Channel Output
31 Bands EQ DSP Amplifier

Instruction manual for special audio processor
Voltage range: 9-16V
Output power: 50WX4
Signal to noise ratio: 98dB
Standard distortion: 0.035%
Standby current: 3mA
Maximum operating current: 15A
Function Description:
This DSP power amplifier product has 31 segments of EQ mobile phone APP tuning and coding potentiometer tuning DSP power amplifier
sound, and preset with standard, rock, voice, soft, classical, popular and other mode selection. DSP sound also support MP2,
MP3,WMA, APE, FLAC. ACC. MP4, W4A. WAV. Wait for playback. Also with BT5.1 version function. Supports remote data reception. This
has the advantages of good sound quality, high signal-to-noise ratio, low distortion, large power and high cost performance.

This section describes the interface definition function:
1. Power supply block: 20P power supply block. For the wiring diagram, see the silk screen and distribution power cable
2. Aux-l external audio input to the left channel.
3. Aux-r input external audio to the right channel
4. SW1(toggle switch) : includes ACC power supply and ANT automatic antenna power supply (external power amplifier subwoofer
control power supply). At the same time, there are two indicator lights as the status display can be seen.

5.SW2(toggle switch) : including DSP status and AUDIO input of the original car for switching. At the same time there are two
indicators for different states of display, color is not the same.

6. 6 hole RCA block audio output FL before left audio output FR before right audio output RL after left audio output RR after
right audio output WL bass output left channel WR bass output right channel.

7.USB is used for music playing port and software upgrade.

8. VOL/SEL volume addition and reduction and multi-function adjustment: Rotate the handle to the right to increase the volume, and
to the left to decrease the volume. By default, all the four channels are open. For the second time, turn off the first two horns,
turn on the second two horns, and for the third time, turn on all four horns.

9. Adjust the BASS to the right and to the left.

10. TRE high tone adjustment: increase to the right and decrease to the left.

Simple fault analysis and troubleshooting:
1. The wiring harness plug does not match the original car: the wiring harness is a special car wire, please confirm your model
and the model of the high and low matching car to find the corresponding wiring harness.

2. There is noise in the use of the product: please confirm whether the host cable is correct, whether there is loosening, there
is still noise after exclusion, please check whether the ground wire is connected with the CD or DVD housing, still can not be
excluded, please return to the factory for maintenance.

3. No working indicator light/no sound: please confirm whether the host cable is correctly connected, check whether the original
car has its own power amplifier or whether there is a modified power amplifier.

4. Both the main engine of the original car and the local machine are energized: check whether the power supply of the original
owner is properly connected and whether the ground black wire is connected to the main engine of the original car.

Product Description

Company Profile


Q1: Can I have a sample order?
A: Yes, we can provide sample to test and check quality. Mixed samples are acceptable.

Q2: What is the lead time?
A: Sample is 3 days, mass order generally 7-15days depends on the order quantity and your specific requirements.

Q3: How to proceed the order if I have logo printing?
A: First, pls provide your Ai file , then Sample picture or sending sample to you for confirmation, finally we will go to mass

Q4: Can you design logo? MOQ and price?
A: Normal our MOQ is 100 pcs, Plastic printing + stickers $0.5/piece, glass printing $1/piece

Q5:How to ship the goods and make the payment?
A:Regard the mass production,it is ship by sea or by air,depend on final decision.We accept T/T,L/C,D/A,D/P,Western Union or Money
Gram for bulk order(30% deposit , 70% balance to be paid after inspection)
Paypal is available as well for samples.

Q6: Do you offer guarantee for the products?
A: We offer 1year free repair service after shipment if you could ship them to us for all digital product .

Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery

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