Note:this link product have 4*80W and 4*50W for choose,before order Please note that.
⚡️ 4*80W DSP Amplifiers Box
✅characteristic:
●for Car owners who have modified their Android car models, generally with a variable screen power amplifier of 16W, and a power amplifier of 4*80W, enhancing the sound effect;
●Equipped with fiber optic input and standard 16PIN adapter cable, plug and play, no cable breakage, non-destructive installation;
●Support for mobile app sound adjustment;
●Support for AUX/USB drive sound input
●Support wireless BT music playback
●Suitable for 12V vehicles
✅Product specification:    

1. Output power: 80WX4    

2. Signal-to-noise ratio: >70dB    

3. Standard distortion: 0. 1%    

4. Standby current: 5mA    

5. Voltage range: 9-16V    

6. Maximum working current: 25A    

7.12V power    

8.16Pin universal wire    
✅functions: 

1. Support DSP adjustment.     

2. Support music playback: MP3 playback (optional).    

3. Support wireless BT music.     

4. Support AUX input.     

5. Support optical fiber input.    

6. Support coaxial input.     

7. Support RCA output.    

8. Support USB connection.     

9. Support APP (iOS/Android) control.  


⚡️ 4*50W DSP Amplifiers Box

✅characteristic:
●Suitable for vehicles: 12V vehicles, for car have been modified with Android host. Generally, the power amplifier of the versatile large screen phone has a power of 16W, while the power amplifier of this phone has a power of 4 * 50W, enhancing the sound effect;
●eatures: With fiber optic input, standard 16PIN adapter cable, plug and play, support for mobile app sound adjustment, 10 segment EQ sound effect
✅Product specification:    
1.Output power: 50WX4
2.Signal-to-noise ratio: >70dB
3.Standard distortion: 0. 1%
4.Standby current: 5mA
5.Voltage range: 9-16V
6.Maximum working current: 15A
7.12V power
8.16Pin universal wire
✅Basic Function:
1.Support DSP adjustment: with 10 segments of high, medium and low EQ adjustment.
2.Support music playback:MP3 playback (optional).
3.Support wireless music.
4.Support AUX input.
5.Support optical input.
6.Support coaxial input.
7.Support RCA output.
8.Support Android host DSP APP linkage control.
9.Support USB connectionPP
10.Support wireless connection: wireless connection between mobile phone and car machine,APP (IOS/Android) control
11.Support mobile APP customization function (optional).
12.Suitable for all Android car navigation



✅ Simple fault analysis and troubleshooting:
1. Please confirm whether the wiring harness is consistent with the original wiring harness: please confirm your model and configuration, and use the corresponding wiring harness.
2. There is noise when the product is in use: Please confirm whether the connection line of the host is correct and whether it is loose. After removing it,there is still noise. Please check whether the ground wire is connected to the CD or DVD case.
3. The working indicator light is off/no sound: Please confirm whether the host cable is connected correctly, and check whether the original car has its own power amplifier or whether there is a modified power amplifier.
4. Both the original car main unit and this machine are powered on: check whether the original car owner's power supply is connected properly, and whether the grounding black wire is connected to the original car main unit.