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  2. Smart doorbell - Wikipedia

    en.wikipedia.org/wiki/Smart_doorbell

    A smart doorbell is an internet-connected doorbell that notifies the home owner on his or her device (smartphone or any other gadget) when a visitor arrives at the door. It activates when the visitor presses the button of the doorbell, or alternatively, when the doorbell senses a visitor with its built-in motion sensors. The smart doorbell lets ...

  3. Wireless security camera - Wikipedia

    en.wikipedia.org/wiki/Wireless_security_camera

    Digital wireless camera. Wireless security cameras are closed-circuit television (CCTV) cameras that transmit a video and audio signal to a wireless receiver through a radio band. Many wireless security cameras require at least one cable or wire for power; "wireless" refers to the transmission of video/audio.

  4. Ring (company) - Wikipedia

    en.wikipedia.org/wiki/Ring_(company)

    A second-generation model, Ring Doorbell 2, was released in 2017, with updated hardware and a 1080p camera with improved low-light performance, that does not rely solely on Wi-Fi, unlike the original model. [44] The Ring Doorbell Pro interoperates with Amazon Alexa to play prerecorded greetings to visitors and allow visitors to leave a message ...

  5. Wireless Home Digital Interface - Wikipedia

    en.wikipedia.org/wiki/Wireless_Home_Digital...

    WHDI 1.0 provides a high-quality, uncompressed wireless link which supports data rates of up to 3 Gbit/s (allowing 1920×1080 @ 60 Hz @ 24-bit) in a 40 MHz channel, and data rates of up to 1.5 Gbit/s (allowing 1280×720 @ 60 Hz @ 24-bit or 1920×1080 @ 30 Hz @ 24-bit) in a single 20 MHz channel of the 5 GHz unlicensed band, conforming to FCC and worldwide 5 GHz spectrum regulations.

  6. Video sender - Wikipedia

    en.wikipedia.org/wiki/Video_sender

    Analogue video senders have the advantage of low manufacturing costs as the audio and video signals are simply modulated onto a carrier at 2.4 GHz or 5.8 GHz.They do, however, have the adverse effect of causing reduced bandwidth to local Wi-Fi networks and, in some cases, Wi-Fi networks can cause picture interference on the video sender signal.

  7. CMC Magnetics - Wikipedia

    en.wikipedia.org/wiki/CMC_Magnetics

    CMC Magnetics Corporation (Chinese: 中環股份有限公司, Central Ring Public Limited Company) is a Taiwanese company that manufactures optical discs. Established in 1978, its factories are located in Taiwan ( Memorex , HP , Philips , TDK , Maxell ) and Hong Kong (Memorex, Philips).

  8. EMTEC - Wikipedia

    en.wikipedia.org/wiki/EMTEC

    1997 — The company changed its name to EMTEC Magnetics after being sold to KOHAP, Ltd., a Korean textile firm with expertise in PET, the base film used for magnetic tape. 1999 — EMTEC is a compliance-verified licensed manufacturer of LTO technology media products.

  9. Video router - Wikipedia

    en.wikipedia.org/wiki/Video_router

    A remote panel for routing video feeds on a Pro-bel video matrix. Many types of broadcast automation systems can be used to control a video router via IP or serial communications such as RS-422. Video routers can also be controlled by other types of user interfaces, including front panel buttons, IR remote control, or application software ...