Brand Cisco, Model HS-WL-721-BUNAS-C Product Series:720, Product Name:Single On-ear Headset+Charging Stand, USB-A Bundle Carbon Black Product Type:Headset, Connectivity Technology:Wireless, Wireless Technology:Bluetooth, Wireless Operating Distance:213.3 ft, Bluetooth Standard:Bluetooth 5.0, Sound Mode:Mono, Impedance:32 Ohm, Minimum Frequency Response:20 Hz, Maximum Frequency Response:20 kHz, Features: Sub Band Coding (SBC), Lightweight, Flip to Mute, Comfortable, Equalizer, LED Lighting, Bluetooth Profiles: HFP, HSP, A2DP, AVRCP, Virtual Assistant Supported: Google Assistant, Siri, Earpiece Design:On-ear, Earpiece Type:Monaural, Driver Size:1.18', Microphone Design:Boom, Color:Carbon Black, Form Factor:Ear-cup, Weight (Approximate):4.23 oz, Package Contents: Single On-ear Headset+Charging Stand, USB-A Bundle Carbon Black, Charging Stand, USB HD Adapter, USB-A Cable, Application/Usage: Voice Call, Music, Office, Home, IP Phone, Desk Phone, Environmentally Friendly:Yes,