Performance 4 differ Wearing styleDiffers Head-band In-ear Recommended usageDiffers Office/Call center Calls/Music Product colourDiffers Black White LED indicatorsDiffers Call Virtual surroundKnown for one No — Unknown — not stated by the source Heart rate monitorKnown for one No — Unknown — not stated by the source Motion sensorKnown for one — Unknown — not stated by the source Bone conduction sensorKnown for one No — Unknown — not stated by the source Over the Air Updates (OTA)Known for one — Unknown — not stated by the source Auto-connectKnown for one — Unknown — not stated by the source Daisy chainKnown for one No — Unknown — not stated by the source HD voiceKnown for one No — Unknown — not stated by the source Hearing protection technologiesKnown for one Jabra PeakStop, Jabra IntelliTone — Unknown — not stated by the source Housing materialKnown for one Polycarbonate (PC), Acrylonitrile butadiene styrene (ABS) — Unknown — not stated by the source In-ear pressure reliefKnown for one No — Unknown — not stated by the source Number of simultaneously connected devices (max)Known for one 2 — Unknown — not stated by the source On/off switchKnown for one — Unknown — not stated by the source Optimized forKnown for one Unified Communication — Unknown — not stated by the source Phonebook access profile (PBAP)Known for one No — Unknown — not stated by the source Push-to-Talk (PTT)Known for one No — Unknown — not stated by the source RefurbishedKnown for one No — Unknown — not stated by the source Unified communicationsKnown for one — Unknown — not stated by the source Works with Amazon AlexaKnown for one No — Unknown — not stated by the source 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 No — Unknown — not stated by the source CertificationKnown for one 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 — Unknown — not stated by the source Power bassKnown for one No — Unknown — not stated by the source Market segmentKnown for one — Unknown — not stated by the source Consumer Colour nameKnown for one — Unknown — not stated by the source Makrana White Control unit typeKnown for one — Unknown — not stated by the source On-ear control unit Control typeKnown for one — Unknown — not stated by the source Touch Protection featuresKnown for one — Unknown — not stated by the source Water resistant, Dust resistant International Protection (IP) codeKnown for one — Unknown — not stated by the source IP54 Ports & interfaces 1 differ USB connectivityKnown for one — Unknown — not stated by the source USB connectorKnown for one USB Type-A — Unknown — not stated by the source Bluetooth profilesKnown for one A2DP, AAC, LC3, SBC, AVRCP, HSP, HFP, SPP, PBP, TMAP — Unknown — not stated by the source Bluetooth versionDiffers 5.3 6.1 Frequency response (music mode)Known for one 20 - 20000 Hz — Unknown — not stated by the source Frequency response (talk mode)Known for one 100 - 14500 Hz — Unknown — not stated by the source Wireless rangeKnown for one 30 m — Unknown — not stated by the source Battery 3 differ Battery technologyKnown for one Lithium-Ion (Li-Ion) — Unknown — not stated by the source Continuous audio playback timeDiffers 80 h 13 h Continuous audio playback time (ANC on)Known for one 35 h — Unknown — not stated by the source Rechargeable batteryKnown for one — Unknown — not stated by the source Talk timeKnown for one 16.5 h — Unknown — not stated by the source Battery recharge timeDiffers 3 h 2 h Fast chargingDiffers No Replaceable batteryKnown for one — Unknown — not stated by the source Talk time (ANC on)Known for one 14.5 h — Unknown — not stated by the source Wireless chargingKnown for one — Unknown — not stated by the source Left earpiece battery capacityKnown for one — Unknown — not stated by the source 58 mAh Right earpiece battery capacityKnown for one — Unknown — not stated by the source 58 mAh Continuous audio playback time (with charging case)Known for one — Unknown — not stated by the source 55 h Battery capacity (charging case)Known for one — Unknown — not stated by the source 525 mAh Charging sourceKnown for one — Unknown — not stated by the source USB, Charging case Packaging content 1 differ Charging standKnown for one No — Unknown — not stated by the source Charging caseDiffers No Receiver includedKnown for one — Unknown — not stated by the source Wireless charging padKnown for one — Unknown — not stated by the source Carrying caseKnown for one — Unknown — not stated by the source Ear pad materialKnown for one Leatherette — Unknown — not stated by the source Charging case capacityKnown for one — Unknown — not stated by the source 525 mAh Charging case connector typeKnown for one — Unknown — not stated by the source USB Type-C Charging case typeKnown for one — Unknown — not stated by the source Wired QuantityKnown for one — Unknown — not stated by the source 1 Other features identical Automatic volume adjustmentKnown for one No — Unknown — not stated by the source Bluetooth Low Energy (BLE)Known for one — Unknown — not stated by the source USB cable lengthKnown for one 1.2 m — Unknown — not stated by the source Voice guidanceKnown for one No — Unknown — not stated by the source Other operating systems supportedKnown for one Linux — Unknown — not stated by the source Applications supportedKnown for one Jabra Plus;Jabra Xpress;Jabra Direct — Unknown — not stated by the source Auto power offKnown for one No — Unknown — not stated by the source Battery level indicatorKnown for one — Unknown — not stated by the source Battery life (fast charging)Known for one 4 h — Unknown — not stated by the source Depth (imperial)Known for one 3.3 cm (1.3") — Unknown — not stated by the source Height (imperial)Known for one 10.5 cm (4.13") — Unknown — not stated by the source Near Field Communication (NFC)Known for one No — Unknown — not stated by the source Operating temperature (T-T)Known for one 14 - 113 °F — Unknown — not stated by the source SpeakerphoneKnown for one No — Unknown — not stated by the source Voice controlKnown for one No — Unknown — not stated by the source Width (imperial)Known for one 17 cm (6.69") — Unknown — not stated by the source Digital Signal Processing (DSP)Known for one — Unknown — not stated by the source Packaging contentKnown for one Headset;Link 390 Bluetooth adapter;Carry case;usb-c to usb-c cable;Wireless charging pad (SKU dependent);Warranty and warning leaflets — Unknown — not stated by the source Protective pouchKnown for one No — Unknown — not stated by the source 
