Product type: Headset Wearing style: Head-band Recommended usage: Office/Call center Headset type: Binaural Product colour: Black Operating keys: Volume +,Volume - Volume control: Button Control unit type: On-ear control unit LED indicators: Y BeamForming: Y Over the Air Updates (OTA): Y Clear Voice technology: Y On/off switch: Y Hearing protection technologies: Jabra BalancedVoice,Jabra PeakStop,Jabra SafeTone,Jabra Safetone G616,Sidetone Technology,Speech Normalization Phonebook access profile (PBAP): Y Music playback: Y Number of paired devices remembered: 8 Number of simultaneously connected devices (max): 2 HD voice: Y Auto-connect: Y Works with Amazon Alexa: Y Steel hinges: Y Connectivity technology: Wired & Wireless Bluetooth: Y Bluetooth profiles: A2DP,AVRCP,HFP,HSP,PBAP,SPP Bluetooth version: 5.2 Frequency response (music mode): 20 - 20000 Frequency response (talk mode): 100 - 8000 Wireless range: 30 Maximum input power: 30 Ear coupling: Supraaural Headphone frequency: 20 - 20000 Impedance: 16 Driver unit: 40 Noise canceling: Y Noise canceling type: Active HearThrough: Y Microphone type: Boom microphone Microphone frequency: 5 - 20000 Microphone sensitivity: -35 Folding microphone: Y Number of microphones: 8 MEMS (Micro-Electro-Mechanical System) microphone: Y Microphone mute: Y Battery operated: Y Battery type: Built-in battery Battery technology: Lithium-Ion (Li-Ion) Battery capacity: 770 Continuous audio playback time (ANC on): 33 Continuous audio playback time (ANC off): 36 Rechargeable battery: Y Talk time: 24 Battery charge indicator: Y Battery recharge time: 2.7 Fast charging: Y Fast charging time: 35 Charging source: USB Talk time (ANC on): 18 Talk time (ANC off): 24 Audio formats supported: SBC Operating temperature (T-T): -10 - 45 Storage temperature (T-T): -10 - 45 Sustainability certificates: TCO Width: 145 Depth: 67 Height: 190 Weight: 197 Package width: 199 Package depth: 75 Package height: 238 Charging stand: Y Quick start guide: Y Receiver included: Y Wireless receiver interface: USB Type-A Carrying case: Y Cables included: USB Type-A to USB Type-C Quantity: 1 Harmonized System (HS) code: 85183000 Easy pairing: Y Made with recycled materials: Y Total amount of recycled materials used for making: 75 Material: Foam,Leatherette,Metal Charging time: 160 Voice guidance: Y Voice guidance languages: ENG,FRE,DEU,JPN,KOR Call management: Y Applications supported: Jabra Sound+, Jabra Direct, Jabra Xpress Voice control: Y Digital Signal Processing (DSP): Y