Poly 215437-01 Calisto 5300-M Portable Bluetooth USB-C Noise Canceling Microphone 360 Degree Audio PC Calling HandsetDescriptionProfessional audio quality goes wireless with Poly Calisto 5300. This personal, portable Bluetooth ® speakerphone lets you sound your best wherever you’re working—at home, remote or in the office. Beyond calls, everything you listen to sounds amazing, too—think video, podcasts and music. Be ready for every call with up to 16 hours of talk time on a single charge or unlimited talk time with the integrated USB cable Easily connect to other devices using Bluetooth and USB connectivity (USB-A or USB-C) Know the status of calls at a glance thanks to clear visual indications for mute, battery, volume level and more Enjoy convenience on the go with this compact, personal portable speakerphone and carrying case Specifications Wireless Bluetooth v5.0 Supported Bluetooth profiles: A2DP, AVRCP, HFP and HSP Talk Time Up to 16 Hours Battery Charge Full charge3.5 hours Battery Capacity 1000 mAh Battery Type Lithium-ion polymer Speaker Sensitivity 81.52 dBSPL @ 1 m @ 1 w Speaker Impedance 4 ohms Speaker Frequency Response 150 Hz to 20 kHz Microphone And Technology One digital MEMS microphone, omnidirectional Microphone Frequency Response 100 Hz to 7.5 kHz Microphone Sensitivity -261dBFS @94dBPa Microphone Voice Pickup Distance Rated up to 1 m/3.3 ft Weight USB Type A + BT version: 214.5 +/-2.0 g Dimensions In Mm 31.1 x 108.6 Call Controls Call answer/end, mute, volume up and down, on and off Voice Alerts Battery high, battery medium, battery low, power on, power off, mute on, mute off, muted Dynamic Mute Yes Languages Configurable by Plantronics Hub software, supports 16 languages Applications Supported Plantronics Hub desktop version only, Plantronics Manager Pro suites: Asset Management and Adoption and Call Quality and Analytics (Common Action report only) Product Dimensions 7.05 x 5.79 x 2.28 inches Item Weight 7.6 ounces