6. Basic Functions

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6.1 Powering On 

  • To turn on power, press and hold the Multi-Function Button (MFB) for 2 seconds until the voice prompt says, “Power On.” 
    • The Function Indicator LED will flash white three times. 

6.2 Powering Off 

  • To turn power off, press and hold the Multi-Function Button (MFB) for 5 seconds. 
    • You will hear a series of beeps followed by a voice prompt that says, “Powering Off in 3…2…1…” 
    • You can release the button once the voice prompt plays.
    • The Function Indicator LED will flash red two times once the power off sequence has begun. 

6.3 Adjusting the Listening Audio Volume 

  • The loudness of listening (environmental) audio can be decreased by pressing the Volume DOWN button. 
    • A single short press of the Volume DOWN button will decrease the level by small steps.
    • Long pressing and holding the Volume DOWN button will continually decrease the level until the button is released.
    • A beep will play when the device is set to its minimum volume level.
  • The loudness of listening audio can be increased by pressing the Volume UP button. 
    • A single short press of the Volume UP button will increase the level by small steps.
    • Long pressing and holding the Volume UP button will continually increase the level until the button is released.
    • A beep will play when the device is set to its maximum volume level.

6.4 Muting and Unmuting the Listening Audio 

  • Listening audio can be muted by pressing and holding the Switch Mode button for 2 seconds until the voice prompt says, “Listening Audio Muted.” 
    • The Function Indicator LED will flash red twice every 2 seconds while listening audio is muted. 
  • Listening audio can be unmuted by quick-pressing the Switch Mode button, the Volume DOWN button, or the Volume UP button. 
    • The Function Indicator LED will return to its normal blue flash whenever listening audio is on. 

6.5 Changing Listening Audio Modes 

  • Your CLEAR 360 PRO has four different audio modes. 
    • Each of these modes has different audio properties and may be useful in various types of noisy environments. 
    • All four of these modes provide the same level of hearing protection.
  • To change Listening Modes, quick-press the Switch Mode button. 
    • Audio will mute briefly, and the voice prompt will announce which listening mode you have selected. 
    • Continuing to quick-press the Switch Mode button will cycle through all four profiles in sequence.

6.6 Checking the Battery Level 

  • Your CLEAR 360 PRO has a run time of up to 16 hours during normal use and when fully charged.
  • To check the battery level, quick-press the Volume DOWN and Multi-Function Button (MFB) simultaneously. 
    • You will hear a voice prompt. 
    • There are four different voice prompts, depending on your remaining battery life.
      •  “More than 8 hours remaining” will play if you have at least 8 hours of remaining battery life with normal use. 
        • The Function Indicator LED will flash red four times 
      • “Less than 8 hours remaining” will play if you have less than 8 hours of remaining battery life. 
        • The Function Indicator LED will flash red three times. 
      • “Battery charge low” will play once the battery level drops below 30%. 
        • The Function Indicator LED will flash red two times.
      • “Battery charge critical” will play once the battery level drops below 10%. 
        • The Function Indicator LED will flash red once. 
    • The voice prompts will play automatically once the battery level reaches the 30% and 10% levels. 
    • If the battery fully drains, the voice prompt will say “Powering Off,” and the device will power itself off. 
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