2015 NiceRF China Wireless Switch Remote Controller Wireless Switch Module for Home Automation

SK108U is a industrial four channel wireless switch controller, it provides maximum four channel signal input and maximum four channel control output. The parameters can be modified by PC software. the work frequency also be change by the dial switch on the Module. (16 group is optional), It features simple interface and reliable performance.Using this module, user can replace wired device with the wireless connection, which significantly reduce the cost and save much time.

Our company is engaged in researching, developing, producing and selling IOT(internet of things) products.
We devoted ourselves on providing good RF modules, walkie talkie modules and integrated digital sensor modules.
Meanwhile, ODM and OEM projects are welcomed.
With more than 10 years experience of product design in RF and sensors, we have earned a good reputation among
our customers.
Our 2.4G rf modules even passed the FCC certification

 NiceRF Technology Co.,ltd is the original manufacturer. We promise our every customer the best price and best quality.Welcome to visit our company!

1.Any inquiries will be replied in 12 hours.
2.OEM/ODM service:
* Customer's own logo is available;
* We help customer realize their own thinking, idea, design;
3.After-sale Service:
* All products passed QC before shipping;
* All products will be well-packed before shipping;
* All products have 1 year guarantee. Damaged item is free to change or return in warranty period.
4.Payment terms: T/T,Western Union/paypal/MoneyGram
5.Shipping company: China air post/HK,Singapore post/EMS/DHL/FEDEX.

a) Why modules can not communicate properly?
1) Check if the band, channel, rate, NET ID has set to the same;
2) Check if there is power connection error;
3) Check if the module is enabled (CS high);
4) Check if the antenna connection is not correct;
5) Check if the module is damaged.
b) Why transmission distance is not far as it should be?
1) Power supply ripple is too large;
2) The antenna types do not match, or not properly installed;
3) The surrounding environment is harsh, strong interference sources;
4) Surrounding co-channel interference;
c) Why receiving data incorrect?
1) Improper parameter settings;
2) Module data interface is bad.