model: SMZ-711RW Power: DC 9~15V Working frequency: 433MHz Receiving sensitivity: >-105dB Remote control distance: 50 mita (mezie n'enweghi nnyonye anya),nọmba a na-ekpocha na-abụghị- nnyonye anya na usoro iwu anya, n'ihi na nke eji dị iche iche na gburugburu ebe obibi na nnyonye anya na mgbidi na-ebelata. N'ozuzu kpọrọ banyere 10%-50% nke anya. size: 49× 41 × 22mm