DELL SL525 speakerphone Universal Black

DELL SL525. Device type: Universal, Product colour: Black, Maximum operating distance: 30 m. Sensitivity: 86 dB, Driver type: Dynamic, Output power: 8 W. Microphone frequency: 100 - 14000 Hz, Microphone direction type: Omnidirectional. Connectivity technology: Wireless, USB connector type: USB Type-C. Power source type: Battery, Battery capacity: 3200 mAh, Talk time: 12 h