| Battery |
| Battery type | Built-in battery |
| Battery technology | Lithium-Ion (Li-Ion) |
| Battery recharge time | 1.5 h |
| Battery operated | |
| Rechargeable battery | |
| Fast charging | |
| Replaceable battery | |
| Certificates |
| Certified for Microsoft Teams | |
| Headphones |
| Headphone frequency | 40 - 16000 Hz |
| Noise reduction | |
| HearThrough | |
| Microphone |
| Microphone type | Boom |
| Microphone mute | |
| Music player |
| FM radio | |
| Operational conditions |
| Operating temperature (T-T) | -10 - 55 °C |
| Storage temperature (T-T) | -5 - 45 °C |
| Other features |
| Applications supported | Jabra Direct;Jabra SDK;Jabra Xpress |
| Packaging content | Headset;USB dongle;User documents;USB cable;Travel pouch;Charging stand (SKU dependent) |
| Automatic volume adjustment | |
| Bluetooth Low Energy (BLE) | |
| Voice guidance | |
| Speakerphone | |
| Auto power off | |
| Battery level indicator | |
| Near Field Communication (NFC) | |
| Protective pouch | |
| Voice control | |
| Digital Signal Processing (DSP) | |
| Packaging content |
| Charging stand | |
| Charging case | |
| Carrying case | |
| Packaging data |
| Package width (imperial) | 20.4 cm (8.03") |
| Package depth (imperial) | 17.4 cm (6.83") |
| Package height (imperial) | 4.5 cm (1.77") |
| Package width | 204 mm |
| Package depth | 173.5 mm |
| Package height | 45 mm |
| Performance |
| Product type | Headset |
| Wearing style | Head-band |
| Recommended usage | Office/Call center |
| Headset type | Binaural |
| Optimized for | Microsoft Teams |
| Hearing protection technologies | Jabra PeakStop |
| Certification | Microsoft Teams;Zoom;Works with all leading UC platforms;Google Meet;Amazon Chime;Works With Chromebook;Microsoft Open Office certification |
| Virtual surround | |
| Heart rate monitor | |
| Motion sensor | |
| Bone conduction sensor | |
| Over the Air Updates (OTA) | |
| On/off switch | |
| Phonebook access profile (PBAP) | |
| Daisy chain | |
| HD voice | |
| Auto-connect | |
| In-ear pressure relief | |
| Refurbished | |
| Unified communications | |
| Power bass | |
| Push-to-Talk (PTT) | |
| Works with Amazon Alexa | |
| Steel hinges | |
| Ports & interfaces |
| Connectivity technology | Wireless |
| USB connector | USB Type-C |
| Frequency response (music mode) | 40 - 16000 Hz |
| Frequency response (talk mode) | 150 - 6800 Hz |
| Wireless range | 150 m |
| USB connectivity | |
| Power |
| USB Type-C charging port | |
| Supplier features |
| Charging time | 90 min |
| Technical details |
| Easy pairing | |
| Multipoint connectivity | |
| Weight & dimensions |
| Weight | 83 g |
Engage 55 SE Stereo headset MS, Link 400c DECT adapter USB-C, 1.2m USB-C to USB-C Cable, Carry case, Warranty and warning (safety leaflets)