Performance identical Product typeKnown for one — Unknown — not stated by the source Headset Wearing styleKnown for one — Unknown — not stated by the source Head-band Recommended usageKnown for one — Unknown — not stated by the source Office/Call center Headset typeKnown for one — Unknown — not stated by the source Binaural Product colourKnown for one — Unknown — not stated by the source Black LED indicatorsKnown for one — Unknown — not stated by the source Call Virtual surroundKnown for one — Unknown — not stated by the source No Heart rate monitorKnown for one — Unknown — not stated by the source No Motion sensorKnown for one — Unknown — not stated by the source Bone conduction sensorKnown for one — Unknown — not stated by the source No Over the Air Updates (OTA)Known for one — Unknown — not stated by the source Clear Voice technologyKnown for one — Unknown — not stated by the source Auto-connectKnown for one — Unknown — not stated by the source Daisy chainKnown for one — Unknown — not stated by the source No HD voiceKnown for one — Unknown — not stated by the source No Hearing protection technologiesKnown for one — Unknown — not stated by the source Jabra PeakStop, Jabra IntelliTone Housing materialKnown for one — Unknown — not stated by the source Polycarbonate (PC), Acrylonitrile butadiene styrene (ABS) In-ear pressure reliefKnown for one — Unknown — not stated by the source No Number of simultaneously connected devices (max)Known for one — Unknown — not stated by the source 2 On/off switchKnown for one — Unknown — not stated by the source Optimized forKnown for one — Unknown — not stated by the source Unified Communication Phonebook access profile (PBAP)Known for one — Unknown — not stated by the source No Push-to-Talk (PTT)Known for one — Unknown — not stated by the source No RefurbishedKnown for one — Unknown — not stated by the source No Unified communicationsKnown for one — Unknown — not stated by the source Works with Amazon AlexaKnown for one — Unknown — not stated by the source No Works with Apple SiriKnown for one — Unknown — not stated by the source Works with the Google AssistantKnown for one — Unknown — not stated by the source Steel hingesKnown for one — Unknown — not stated by the source No CertificationKnown for one — Unknown — not stated by the source Certified for Microsoft Teams (variant dependent);Premium Microphone for Open Office;Zoom certified;Works with Google Meet;Works with all leading UC platforms;Android Fast Pair;Android Find Hub;Apple Find My;Apple MFi;AuracastTM Power bassKnown for one — Unknown — not stated by the source No Country of originKnown for one China — Unknown — not stated by the source Ports & interfaces identical Connectivity technologyKnown for one — Unknown — not stated by the source Wireless USB connectivityKnown for one — Unknown — not stated by the source USB connectorKnown for one — Unknown — not stated by the source USB Type-A BluetoothKnown for one — Unknown — not stated by the source Bluetooth profilesKnown for one — Unknown — not stated by the source A2DP, AAC, LC3, SBC, AVRCP, HSP, HFP, SPP, PBP, TMAP Bluetooth versionKnown for one — Unknown — not stated by the source 5.3 Frequency response (music mode)Known for one — Unknown — not stated by the source 20 - 20000 Hz Frequency response (talk mode)Known for one — Unknown — not stated by the source 100 - 14500 Hz Wireless rangeKnown for one — Unknown — not stated by the source 30 m Headphones identical Maximum input powerKnown for one — Unknown — not stated by the source 30 mW Ear couplingKnown for one — Unknown — not stated by the source Supraaural Headphone frequencyKnown for one — Unknown — not stated by the source 20 - 20000 Hz ImpedanceKnown for one — Unknown — not stated by the source 16 Ω Headphone sensitivityKnown for one — Unknown — not stated by the source 130 dB Driver unitKnown for one — Unknown — not stated by the source 2.8 cm Noise cancelingKnown for one — Unknown — not stated by the source Noise canceling typeKnown for one — Unknown — not stated by the source Passive Noise reductionKnown for one — Unknown — not stated by the source No HearThroughKnown for one — Unknown — not stated by the source Battery identical Battery operatedKnown for one — Unknown — not stated by the source Battery typeKnown for one — Unknown — not stated by the source Built-in battery Battery technologyKnown for one — Unknown — not stated by the source Lithium-Ion (Li-Ion) Continuous audio playback timeKnown for one — Unknown — not stated by the source 80 h Continuous audio playback time (ANC on)Known for one — Unknown — not stated by the source 35 h Rechargeable batteryKnown for one — Unknown — not stated by the source Talk timeKnown for one — Unknown — not stated by the source 16.5 h Battery recharge timeKnown for one — Unknown — not stated by the source 3 h Fast chargingKnown for one — Unknown — not stated by the source No Fast charging timeKnown for one — Unknown — not stated by the source 10 min Replaceable batteryKnown for one — Unknown — not stated by the source Talk time (ANC on)Known for one — Unknown — not stated by the source 14.5 h Wireless chargingKnown for one — Unknown — not stated by the source Other features identical Automatic volume adjustmentKnown for one — Unknown — not stated by the source No Bluetooth Low Energy (BLE)Known for one — Unknown — not stated by the source USB cable lengthKnown for one — Unknown — not stated by the source 1.2 m Voice guidanceKnown for one — Unknown — not stated by the source No Other operating systems supportedKnown for one — Unknown — not stated by the source Linux Applications supportedKnown for one — Unknown — not stated by the source Jabra Plus;Jabra Xpress;Jabra Direct Auto power offKnown for one — Unknown — not stated by the source No Battery level indicatorKnown for one — Unknown — not stated by the source Battery life (fast charging)Known for one — Unknown — not stated by the source 4 h Depth (imperial)Known for one — Unknown — not stated by the source 3.3 cm (1.3") Height (imperial)Known for one — Unknown — not stated by the source 10.5 cm (4.13") Near Field Communication (NFC)Known for one — Unknown — not stated by the source No Operating temperature (T-T)Known for one — Unknown — not stated by the source 14 - 113 °F SpeakerphoneKnown for one — Unknown — not stated by the source No Voice controlKnown for one — Unknown — not stated by the source No Width (imperial)Known for one — Unknown — not stated by the source 17 cm (6.69") Digital Signal Processing (DSP)Known for one — Unknown — not stated by the source Packaging contentKnown for one — Unknown — not stated by the source Headset;Link 390 Bluetooth adapter;Carry case;usb-c to usb-c cable;Wireless charging pad (SKU dependent);Warranty and warning leaflets Protective pouchKnown for one — Unknown — not stated by the source No Package volumeKnown for one 780 cm³ — Unknown — not stated by the source Combined Nomenclature (CN) codeKnown for one 85183000 — Unknown — not stated by the source UNSPSC-codeKnown for one 52161514.0 — Unknown — not stated by the source 
