Performance identical Product typeKnown for one Headset — Unknown — not stated by the source Wearing styleKnown for one Head-band — Unknown — not stated by the source Recommended usageKnown for one Office/Call center — Unknown — not stated by the source Headset typeKnown for one Binaural — Unknown — not stated by the source Product colourKnown for one Black — Unknown — not stated by the source LED indicatorsKnown for one Call — Unknown — not stated by the source 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 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 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 Ports & interfaces identical Connectivity technologyKnown for one Wireless — Unknown — not stated by the source USB connectivityKnown for one — Unknown — not stated by the source USB connectorKnown for one USB Type-A — Unknown — not stated by the source BluetoothKnown for one — 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 versionKnown for one 5.3 — Unknown — not stated by the source 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 Headphones identical Maximum input powerKnown for one 30 mW — Unknown — not stated by the source Ear couplingKnown for one Supraaural — Unknown — not stated by the source Headphone frequencyKnown for one 20 - 20000 Hz — Unknown — not stated by the source ImpedanceKnown for one 16 Ω — Unknown — not stated by the source Headphone sensitivityKnown for one 130 dB — Unknown — not stated by the source Driver unitKnown for one 2.8 cm — Unknown — not stated by the source Noise cancelingKnown for one — Unknown — not stated by the source Noise canceling typeKnown for one Passive — Unknown — not stated by the source Noise reductionKnown for one No — Unknown — not stated by the source 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 Built-in battery — Unknown — not stated by the source Battery technologyKnown for one Lithium-Ion (Li-Ion) — Unknown — not stated by the source Continuous audio playback timeKnown for one 80 h — Unknown — not stated by the source 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 timeKnown for one 3 h — Unknown — not stated by the source Fast chargingKnown for one No — Unknown — not stated by the source Fast charging timeKnown for one 10 min — Unknown — not stated by the source 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 Battery weightKnown for one — Unknown — not stated by the source 7 g 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 
