Fetures: 1. All digital and encryped technolgoy applied 2. Effective transmission distance is up to 300 meters 3. Infrared LED lights of peephole can capture image in low-illumination environment....
CORREA ( Shenzhen Correa Electronic Co.; Ltd) , is a R& D-oriented manufacturer and provider for advanced security and surveillance system products in China, belongs to CORREA GROUP ( HONGKONG) ....
Product Fetures: * DIY Easy to Install * Able to view, talk and unlock the main entrance from any room in your home * Portable size to carry * 2.4GHZ wireless video intercom and surveillance ....