Work Modes

D75C-LEWI

The 7.5-inch model (SKU: D75C-LEWI) has two radios built-in.

WiFi Only Mode

  • Work standalone, without any IoT hub

  • Suitable for applications that contents don’t change frequently

  • Simple deployment and stable connection

  • In this mode, the display is standby during most of the time, and wake up to fetch new data by:

    • Built-in timer set to a typical 15~60 minutes interval

    • Manually press the button on the display

  • Typical battery life: 1 month to 3 months

  • Use cases:

    • Bulletin board notice

    • Museum labels

    • Door signage

    • Name tags for meeting rooms or desks

    • Parking signs

    • Arrival information boards

    • Personal schedules

  • WiFi Mode Setup for SyncSign Displays

WiFi + BLE Dual Mode

  • IoT Hub is required nearby

  • Suitable for applications that require complex contents, frequently update and longer battery life

  • A balance of fast synchronize and lower maintenance efforts

  • Higher reliability, push rendering content other than the fetch URL is sent by the Hub via BLE.

  • When it comes to customized image display, the Hub automatically sends Wi-Fi configuration information for Display, and Display gets the image content corresponding to the URL by connecting to Wi-Fi.

  • Typical battery life: 12 months

  • Use cases, besides those in WiFi-Only Mode:

    • Meeting room schedule signage

    • Price tag

    • Shelf labels

D75R / D75Y

The 7.5-inch model (SKU: D75R/D75Y) has two radios built-in.

WiFi Only Mode

  • Consistent with “D75C-LEWI”, Wi-Fi Only operating mode configuration

WiFi + ZigBee Dual Mode

  • IoT Hub is required nearby

  • Suitable for applications that require complex contents, frequently update and longer battery life

  • A balance of fast synchronize and lower maintenance efforts

  • Higher reliability, the content will send over WiFi and fall back to ZigBee in case of WiFi failure

  • In this mode, the display’s ZigBee radio is staying connected with the IoT Hub. Whenever new content arrives, the IoT Hub will trigger the display to turn on the WiFi radio and fetch text and images from the server directly. After that, the WiFi turned off to save power.

  • Typical battery life: 12 months

  • Use cases, besides those in WiFi-Only Mode:

    • Meeting room schedule signage

    • Price tag

    • Shelf labels

ZigBee Only Mode

  • IoT Hub is required nearby

  • The lowest power consumption mode.

  • Only recommend this mode in case there is no image to show on the screen.