... 1, sliding gate control board 2, DC motor 3, Pedestrian mode 4, rolling code transmitter 5, cellphone remote control Sliding gate opener control board1, Inpout ... ,Super heterodye AF modulation14, mobile phone remote control, cellphone remote control (optional, no distance limitation within GSM Network ... , Gear case made of aluminum alloy27, Pedestrian mode28, Easy installation29, OEM, ODM is welcomed.