4 Input 1 Output Audio Input Signal Selector Relay Board

purchase guide:

Optional wiring:A seat or terminal wiringOptional switch: touch the on or knobRelay options: Huike Relay (yellow) or Fujitsu Relay (blue)

4 choose 1 function (or 1 choose 4):

Simultaneously input 4 stereo audio signals, which can be AUX, PHO, DVD, CD, etc...Through the control on, one of the audio signals can be selected as the output signal, and the status indicator of the channel is on .It can also be applied in the reverse direction, that is, 1 out of 4.

↓Type 1：

Relay type 4-channel audio source selection board (actually adjustable from 1-4 channels)The main board and switch cable length is 30CMUsing 1.6mm thick double-sided tinned PCB, stereo dual-channel.The power supply voltage is single AC12-15V.Switch board size 43.5mmx43.5mm, mounting hole 33.5x33.5mmMotherboard size 105mmx43.5mm, mounting hole distance 94x33.5mmThe relay is Huike relay with strong durability and reliability.

↓Type 2：

The main board and switch connection line is 30CM long, with a knobUsing 1.6mm thick double-sided tinned PCB, stereo dual-channel.Power supply voltage single group AC12-15VRCA seat hole distance is 13MMSwitch board size 43.5mmx43.5mm, mounting hole 33.5x33.5mmMotherboard size 105mmx43.5mm, mounting hole distance 94x33.5mmThe relay used in the finished product is Huike relay, which has strong durability and reliability.

↓Type 3：

The opening size of the indicator light is 6MM, and the opening size of the switch is 15MM. There will be errors in manual measurement. If you want accurate size, it is best to buy a real object and measure it.Display mode: each channel with LED indicatorWorking voltage: AC 6-12V, DC 9V-15V. (Do not use two power supply methods at the same time)Control method: onNumber of switching channels: 4 channelsNumber of channels: stereo L/R 　 2 channelsBand switch cord length: 30CMElectronic switch cord length: 30CMSize: 9.7CM*5.6CM

↓Type 4：

Display mode: each channel with LED indicatorWorking voltage: AC 6-12V DC 9V-15V (two power supply methods cannot be used at the same time)Control method: onNumber of switching channels: 4 channelsNumber of channels: stereo L/R, 2 channelsBand switch cord length: 30CMElectronic switch cord length: 30CMSize: 9.5CM*5.6CM, hole distance: 8.9CM*5.0CM

↓Type 5：

The main board and switch cable length is 30CMUsing 1.6mm thick double-sided tinned PCB, stereo dual-channel.The power supply voltage is single AC12-15V.Switch board size 43.5mm×43.5mm, mounting hole 33.5×33.5mmMotherboard size 105mm×43.5mm, mounting hole distance 94×33.5mmThe relay used in the finished product is Japan's Fujitsu relay, which has strong durability and reliability.

↓Type 6：

Cable length 30CMUsing 1.6mm thick double-sided tinned PCB, stereo dual-channel.Power supply voltage single group AC12-15VSwitch board size 43.5mmx43.5mm, mounting hole 33.5x33.5mmMotherboard size 105mmx43.5mm, mounting hole distance 94x33.5mmThe relay used in the finished product is Japan's Fujitsu relay, which has strong durability and reliability.

↓Type 7：

Display mode: each channel with LED indicator(Please note that the indicator light has positive and negative poles, please pay attention to the distinction when installing)Working voltage: AC 6-12V, DC 9V-15V. (Do not use two power supply methods at the same time)Control method: onNumber of switching channels: 4 channelsNumber of channels: stereo L/R 　 2 channelsBand switch cord length: 40CMElectronic switch cord length: 30CMSize: 9.5CM*5.6CM

↓Type 8：

Display mode: each channel with LED indicatorWorking voltage: AC 6-12V, DC 9V-15VControl method: onNumber of switching channels: 4 channelsNumber of channels: stereo L/R, 2 channelsBand switch cord length: 30CMElectronic switch cord length: 30CMSize: 9.5CM*5.6CM

About shipping
Shipping and Packaging All it will be double checked and well packed before sending.It will be dispatched within 2 business days ar buyers pay for the order. It usually takes about 14 to 18 working days for delivering the package to the destination(for remote areas,it may take a little longer). 

Special Announcement:
Please fill in the correct and detailed consignee, address and phone number in the order. For fast and correct delivery.If you do not receive order within 30 working days,please feel free to contact Customer Service before leaving Negative and Neutral Feedback, we will do our best to help you resolve the problem.TaxNo, you will only pay what is quoted as total cost at checkout, no more. You are not expected to pay any additional duties ores. If you are asked by Customs or our logistic partner to pay duties, please contact our Customer Service .

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If the product is not on good condition, You can return this product within 14 working days, please contact customer service center before returning.FeedbackYour satisfaction is our first priorityIf you receive the order and it is in good condition,we would be grateful if you would leave us 5 star Positive Feedback for the transaction.