VTOB103

• Material: ADC12
• Dimensions: 97.0mm×199.0mm×29.0mm (3.82"×7.83"×1.14")

• The VTM127 is a mounting box designed by Dahua Technology, often used with their video intercom systems.
• It's compatible with specific models like the VTO4202F-X series and supports both surface and flush mounting.
• The box is made of aluminum and has dimensions of 133mm × 233.20mm × 68.0mm.

• The VTM25P2 is a mounting accessory designed by Dahua Technology.
• It's made from aluminum, has a sleek black finish, and measures 140mm × 240.20mm × 7.0mm (5.51'' × 9.46'' × 0.28'').
• It's typically used with Dahua's video intercom systems.

In a 2-wire hybrid system, the 2-wire controller isolates the power supply and the signal to reduce the absorption of signals by the power supply of the input terminal during transmission.