Features: 1.Widely Application: Suitable for security, urban management, public security, hotels, traffic police, subway, shopping malls, KTV, tunnels and more. 2.Hands Free: No need to hold the button to talk. Portable design makes your communication quick, easy and effective for your home or office. 3.Clear Sound: Wireless Intercom with crystal clear sound, with superior experience. No matter you are working in an office or at home, the communication is stable and clear. 4.LCD Display: The wireless intercom has clear LCD display screen, to ensure that the equipment in use in the process of clear display. 5.Headphone Applicable: Equipped with a microphone interface, this wireless intercom supports external microphones and headphones for greater practicality. Specification: Item Type: Home Wireless Intercoms_x000D_ Material: ABS_x000D_ Plug Type: US plug 100-240V_x000D_ Transmission Frequency: 400MHz-470MHz_x000D_ Transmit Power: