Ọnụ ụzọ ebe nchekwa maka Chamberlain
Garage Door Remote maka Chamberlain bụ 433.92MHZ Rolling code, ngwaahịa ga-eji batrị na ntuziaka bupu.
JOS ụlọ ọrụ bụ ọkachamara emeputa na ekspootu, guzosie ike na 2012, nwere Development & Research ikike, na-etinye onwe anyị na-kasị ntụkwasị obi elu-tech enterprise na Garage ụzọ ime. Anyị na-atụ anya ịbụ onye mmekọ ogologo oge na China.