Specifications and models:

Wireless models need to be self-Wired

National standard 3*1.0 square 0.5 meters

National standard 3*1.0 square 1.8 meters

National standard 3*1.0 Square 3 meters

National standard 3*1.0 square 5 meters

National standard 3*1.5 square 0.5 meters

National standard 3*1.5 square 1.8 meters

National standard 3*1.5 Square 3 meters

National standard 3*1.5 square 5 meters