Take a good look – Plantronics M155 User Manual
Page 2
TAKE A GOOD LOOK
CALL BUTTON
• Take a call (1 tap or say “Answer”)
• Reject a call (1-second press or
say “Ignore”)
• Redial (2 taps)
• Initiate phone’s voice-dialing
(2-second press)
• Reconnect lost Bluetooth®
connection (1 tap if the headset
can’t automatically reconnect)
• Activate pairing mode after initial
set up (press until red/white LED
flashes)
POWER SWITCH
• On (slide to reveal green)
• Off (slide to conceal green)
MICRO USB CHARGING PORT
• Charge
1 hour before first use
2 hours (for full charge)
VOLUME/MUTE BUTTON
• Volume presets
(1 tap per level change)
• Mute on or off
(1-second press during call)
INDICATOR LIGHT (LED)
• Low battery
(3 red flashes at powering on)
• Pairing mode
(repeating red/white flashes)
• Charging (solid red until charged)