انتركم صوتي لا سلكي مفرد + تحكم باب BCOM. 80104

1, Hands-free Dual Communication Dual communication is supported between visitor outside and the master inside 2, Adjust unlock time, compatible with all electronic lock Support to connect an electronic lock with delay function. 3, Long and reliable range Support an industry-leading wireless working range up to 300m 4, FCC, CE RoHS approved