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Audio Switching Board 4 Select 1 Audio Input signal selector Auto/Manual

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$34.99
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SKU
eii10896
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Audio Switching Board 4 Select 1 Audio Input signal selector Auto/Manual

Product Description

product description
Audio input port: 4 groups
Audio output port: 1 group
Switching mode: manual / automatic (2 working modes)
When the switching mode is manual: the switching method is one-button cycle control
When the switching mode is automatic: the switching method is signal automatic loop detection and lockout output
The detection sensitivity is adjustable to suit different source devices.
Power supply requirements: single AC 9V or DC 12V. The power supply wiring does not distinguish between positive and negative.
Motherboard size: 67*87 units MM
How the motherboard works:
The main board is energized. When there is no input signal, the detection circuit is 1 2 3 4 1 2 3 4 way........ Cycle detection is performed once every second.
When an audio signal input is detected on a certain path, for example, the second group is connected to the audio signal. When the second group is detected, the signal is found
Immediately lock Indicator light is always on Audio output port Output signal.
Another example: When the second group of signals is removed, the system will wait for about 5-30 seconds to enter the cycle detection state of 1 frequency per second until
It is detected again that the audio signal will be locked and output.
Waiting time after signal removal, there are a variety of options can be 5 seconds 10 seconds 15 seconds 30 seconds. Wait (buyers can contact customer service to determine)
Signal detection sensitivity The user can adjust itself.
1pcs锛?span style="font-family: Arial; font-size: 12pt; background-color: rgb(255, 255, 255);">90 days after receipt of order 锛?nbsp;
1. All payments must be prepaid.
2. We only accept payment via Paypal. Please kindly check if you can do the payment via PayPal before placing an order.

路  International Buyers Note:
1) Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer ' s responsibility.
2) Please check with your country's customs office to determine what these additional costs will be prior to bidding/buying.

路  Normally we will ship the item out within 2 business days after receiving cleared payment. 

路  We will ship the item to the  EBAY shipping address. .You can leave us a note on the paypal payment or email us asap once you

want to change the shipping address. 

路  No shipping on weekend and public holidays.

路  Normally Shipping service:

 

Shipping Country

Shipping Method

Shipping Time

USA

China Post Epacket with Tracking

The average is 11-20 business days.

United Kingdom

The average is 11-25 business days.

Australia

The average is 11-25 business days.

France

The average is 11-20 business days.

Russian Federation

The average is 11-25 business days.

Other Countries

HongKong Post    with Tracking

The average is 15-35 business days.

We strive to provide you with the best service, and we will reply your question within 24 hours.
 
Our greatest goal is to meet the maximum demands of the customers. 
Business time: 9:30~21:30 (GMT+8)
路 Pls feel free to contact us if you have any question at,we will reply to you within 24 hours except the weekend and public holidays.
路 We appreciate for your positive feedback and 5 stars.
路 Pls contact us before you leave any negative or neutral feedback .
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