Jabra Speak2 55 MS Portable Speakerphone with Bluetooth 5.1 & USB Connectivity 2755-109

:.. Wideband Audio Full Duplex Audio Ultra Advanced Microphone Technology Acoustic Echo Cancellation Voice Level Normalization Bluetooth® 5.1 & USB Connectivity Certified for All Leading Platforms Up to Up to 12 Hours Battery Life Compact Portable Design IP64-rated. Specifications: Microphone Type Digital MEMS Microphone Frequency Range 150Hz-7000Hz Speaker Size 50mm Speaker Bandwidth - Music Mode 100Hz-20000Hz Speaker Bandwidth - Speak Mode 150Hz-7000Hz Number of microphones 4 Peak audio output 85 dBspl @ 0.5m Acoustic echo cancellation (AEC) Yes Certifications Microsoft Teams (variant dependent), Microsoft Swift Pair, Zoom, Google Meet, Amazon Chime, Google Fast Pair Batter