| DESCRIPTION Features: 4 Select 1 audio input select board kit， used with audio input selection， 4 channel input， 1 channel output. It is not a assembled board， it need welding its by yourself. Voltage used AC6 to AC12V， it also can use DC power supply. PCB Size: 75mm x 42mm Package Contents: 1pcs x Bare PCB Board 1pcs x LM7805 4PCS X Rectifier 2pcs x Capacitance 4pcs x Relay(5V) 1Set x Cable 1pcs x Select switch 2pcs x 4 gilt RCA Socket
PAYMENT We Only Accept on . For specific requirements， please feel free to contact us.  SHIPPING | Shipping: -
- Packages are sent from overseas， please expect lengthy custom delays if you choose to use default shipping service. Shipping to some countries is slow. That depends on your local postal service.
- Most orders to USA take about 7-20 days using epacket(USPS first-class service with tracking#).
- Shipping to most other countries takes about 10-30 days via Economy Int\'l Airmail without tracking#. In rare case， it can take up to 40 days. It depends on your location and local postal service(e.g.， Russian Postal service is slow)， as well as the weather condition along the shipping.
- We don\'t take responsibility if you submit wrong address.
- Here\'s an approx delivery time to some countries:
- Please contact us if you need a tracking# or express shipping service.
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TERMS OF SALE If you are facing with troubles below， please contact us as soon as you can Defective or Wrong: full refund or send you a new replacement Missing: new package arranged， or partial refund Dislike: full refund after we received your item (buyer undertakes return shipping fee) ABOUT US Our working time is 08:30-17:30 from Monday to Friday in Beijing Time.
Because of the time difference， we may not reply your email immediately. All emails will be replied in 24 hours， please understand that.
We devote to making the best service for you. We look forward to serving you.
Any questions， please contact us via our email. Your emails are warmly welcomed. | 
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