Two-way intercom speaker: The window intercom speaker features automatic two-way intercom technology that automatically detects and processes voice signals. Built-in anti-interference chip helps reduce noise and delivers clearer audio. Separate volume control: The counter intercom allows independent adjustment of internal and external microphone volume to suit different environments. Easy to use: Simply connect the power adapter and external speakers to the main unit, then turn on the switch to begin communication—no button pressing required. The external microphone can be easily mounted on a window or wall. Includes a 2.05m cable suitable for long-distance installations. High-quality material: The intercom host is constructed from durable aluminum alloy for stability and durability. The microphone features an all-metal flexible gooseneck for multi-angle positioning. Application scenarios: Suitable for commercial, office, hospital, bank, station, and counter environments. Plug Type: EU Plug, compatible with countries including Indonesia, Germany, France, Spain, and Italy. Voltage: AC 220V Color: Silver Material: ABS + aluminum alloy Package Contents: 1 x intercom unit Note: Light reflection and display differences may cause slight variations in color between the image and actual item. Measurement may vary by +/- 1-3cm.