Audio
- Speaker bandwidth (music mode)
  
  40Hz – 16000Hz
- Speaker bandwidth (speak mode)
  
  150Hz – 6800Hz
- Microphone type
  
  Engage 55 Stereo & Mono Dual Microphone – ECM Uni-Directional and Analog MEMS system Engage 55 Convertible ECM Uni-Directional Microphone
- Microphone bandwidth
  
  100Hz – 7300Hz
- User hearing protection
  
  PeakStop™, Jabra SafeTone™ 2.0, EU noise at work, G616, OSHA
- Certifications
  
  Amazon Chime, Google Meet, Microsoft Teams and Zoom
Fit & Comfort
- Form factor
  
  Engage 55 Stereo On-ear headband Engage 55 Mono On-ear headband (neckband as accessory) Engage 55 Convertible Earhook, headband or neckband
Battery
- Talk time (with busylight off)
  
  Engage 55 Stereo & Mono Up to 13 hours Engage 55 Convertible Up to 9 hours
- Sleep mode
  
  Yes
- Battery type
  
  Rechargeable lithium-ion battery
- User replaceable battery
  
  Engage 55 Stereo & Mono Yes Engage 55 Convertible No
Connectivity
- Connectivity
  
  USB-A or USB-C
- Wireless technology
  
  DECT
- Operating range
  
  Up to 150m | 490ft
General
- Box content
  
  Engage 55 Stereo & Mono Headset, USB adapter, USB cable, travel pouch, safety information and warranty Engage 55 Convertible Headset with ear hook, USB adapter, USB cable, travel pouch, safety information and warranty, headband, neckband, and eargels
- Packaging dimensions (without charging stand) (WxHxD)
  
  Engage 55 Stereo 173.5mm x 204mm x 45mm | 6.83in x 8.03in x 1.77in Engage 55 Mono 173.5mm x 203mm x 63mm | 6.83in x 7.99in x 2.48in Engage 55 Convertible 173.5mm x 203mm x 63mm | 6.83in x 7.99in x 2.48in
- Packaging dimensions (with charging stand) (WxHxD))
  
  Engage 55 Stereo 104mm x 236mm x 172.5mm | 4.09in x 9.29in x 6.79in Engage 55 Mono 104mm x 236mm x 172.5mm | 4.09in x 9.29in x 6.79in Engage 55 Convertible N/A
- Weight (headset)
  
  83g | 2.93oz(Stereo), 57g | 2.01oz(Mono), 21g | 0.63oz(Convertible)
- Warranty
  
  2 years
- Compatible software and/or apps
  
  Jabra Direct, Jabra Xpress
- Operating Temperature:
  
  -10°C to 55°C | 14°F to 131°
- Storage temperature
  
  -5°C to 45°C | 23°F to 113°F

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