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. 2022 Jun 21;10(6):e38614. doi: 10.2196/38614

Table 1.

Commercially available smart masks with their key features.

Name and purpose Function Feature
Air control with respiration rate–sensing

AO AIR Atmos mask [10] Automatic fan control with respiration rate–sensing and filter status check

  • Sa: Filter status and respiration

  • Ab: Fan on/off control

  • Cc: Bluetooth

LG PuriCare (2nd Gen) [11] Automatic fan control with respiration rate–sensing

  • S: Respiration rate

  • A: Fan on/off control

  • C: Bluetooth
Ventilation

ATMOBLUE Face Mask [12] Three fan speed modes and air quality check

  • S: Air quality

  • A: Fan speed control

  • C: Bluetooth

Belovedone Air Purifier [13] Two fan speed modes

  • A: Control fan speed

Philips Fresh Air Mask [14] Three fan speed modes

  • A: Control fan speed

Xiaomi Purely [15] Three fan speed modes

  • A: Control fan speed

CSE&L AIRVISOR [16] Three fan speed modes

  • A: Control fan speed

CELLRETURN CX9 [17] Sterilization and LED skin care

  • A: LEDd sterilization and skin care

Razer Zephyr [18] Two fan speed modes and lighting

  • A: Control fan speed and customizable lighting zones

  • C: Bluetooth
Communication aid

CLIU Pro [19] Air quality check and built-in microphone

  • S: Air quality, mask wear time, and head motion

  • C: Bluetooth

Donut Robotics C-FACE [20] Speech to text and voice translation

  • A: speech-to-text message, voice call, and translation

  • C: Bluetooth

TrendyNow365 LED Mask [21] Text display on mask surface

  • A: Display custom LED letters

  • C: Bluetooth

aS: sensing.

bA: actuation.

cC: connectivity.

dLED: light-emitting diode.