Product type: Headset Wearing style: Ear-hook Recommended usage: Office/Call center Headset type: Convertible Product colour: Black Operating keys: Answer/end call,Mute,Volume +,Volume - Volume control: Button Control unit type: On-ear control unit Control type: Buttons DECT connectable: Y Hearing protection technologies: Jabra PeakStop,Jabra Safetone 2.0 Suitable for use in country/location: Africa,Asia–Pacific,Europe,Middle East Compatible products: Jabra Engage 45 SE, 55 SE, 65 SE, Engage 75 SE Connectivity technology: Wireless Frequency response (music mode): 40 - 16000 Frequency response (talk mode): 150 - 6800 Wireless range: 100 Ear coupling: Intraaural Headphone frequency: 40 - 16000 Microphone type: Boom microphone Microphone frequency: 100 - 10000 Microphone direction type: Unidirectional microphone Number of microphones: 2 MEMS (Micro-Electro-Mechanical System) microphone: Y Battery operated: Y Battery type: Built-in battery Battery technology: Lithium-Ion (Li-Ion) Talk time: 9 Battery recharge time: 1.5 Charging source: USB Standby time: 52 Operating temperature (T-T): -10 - 55 Storage temperature (T-T): -5 - 45 Weight: 57 Package width: 190 Package depth: 147 Package height: 95 Base station: N