Elevator Intercom System NBT Serie NKT Serie Options:NBT Whole Kit Returns and exchanges are not

Returns and exchanges are not supported after payment

This product contains lithium batteries

35 OH-175 1

Power: 70W

Both sides: Black titanium drawbench stainless steel facing + Metal bar art division

Elevator Intercom System NBT Serie NKT Serie Options:NBT Whole Kit Returns and exchanges are notNBT Serie is for two wire system, and NKT Serie is for four wire system. NBT serie intercom products are not compatible for NKT serie. The NKT serie (four wire system) products need to be connected to electrical wires, and the signal is better. The whole set contains 1 Master Intercom for Monitor Room, 1 Main Intercom for Machine Room, 2 External Auxiliary Intercom, 1 Cabin Inner Intercom, 1 LED Light, 1 Power Supply and 1 Buzzer. For any installation