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Bluetooth car amplifier
The Bluetooth amplifier is a multi-function car amplifier that can receive analog audio signal and Bluetooth audio signal.It provides users with intelligent, convenient,safe and stable in-car multiple sound play solution.
Product features:
Built-in professional Bluetooth singal processor module.The Built-in MCU can control all amplifier functions such as on/off, source selecting, signal output path.
High quality sound and effects are guaranteed base on the latest Bluetooth audio signal decompression technology, the D/A sampling factor is 44.1KHz,the same as CD players.
Remote turn on signal output and analog audio output.This makes it easy to connect other amplifier and it will acts as a host amplifier to work with other amplifiers synchronously.
The intelligent engine monitoring fucntions can automaticly shutdown amplfier to protect battery from over discharge.
| Model | ET90.4 | ET150.4 |
| 4Ω rated power (voltage 14.4V) | 80Wx4 | 135Wx4 |
| 2Ω rated power (voltage14.4V) | 120Wx4 | 160Wx4 |
| 4Ω bridging rated power (voltage 14.4V) | 230Wx2 | 320Wx4 |
| Input signal voltage | 0.2~5V | 0.2~5V |
| Bluetooth transmission | Y | Y |
| REMOTE Output | Y | Y |
| 2.4G External antenna | Y | Y |
| Group A filtering model | High - pass - low pass | High - pass - low pass |
| Group B filtering model | High - pass - low pass | High - pass - low pass |
| Group A low pass frequency | 50~500Hz | 50~500Hz |
| The A group of high frequency | 50~500Hz | 50~500Hz |
| Group B low pass frequency | 50~500Hz | 50~500Hz |
| The B group of high frequency | 50~500Hz | 50~500Hz |
| Frequency response | 10~35KHz | 10~35KHz |
| Distortion (4Ω 30% of rated power) | <0.1% | <0.1% |
| Signal to noise ratio | >90dB | >90dB |
| Channel separation | >60dB | >60dB |
| The minimum load | 2Ω | 2Ω |
| Overload protection | Y | Y |
| Overheating protection | 80°C/176F | 80°C/176F |
| Independent gold plated terminals | Y | Y |
| Spare parts&PCB | SMT&Double glass fiber board | SMT&Double glass fiber board |
| Product size(mm) | 320x188x56 | 380x188x56 |
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