POLY Savi 7320 Stereo DECT 1880 1900 MHz Top Operating system installed___macOS Monterey the 1 TB PCIe® SSD the 1 TB PCIe® SSD gives you plenty of ultrafast storage for all your projects 9 W Energy consumption (HDR) per 1000 hours 44 kWh Energy consumption (SDR) per 1000 hours 26 kWh Energy efficiency class (HDR) G Energy efficiency class (SDR) E Packaging content Stand included Yes Weight & dimensions Weight (without stand) 7 Savi 7320 Stereo DECT 1880 1900 MHz Top Volume Product colour Black Headset type Binaural Recommended usage Calls Music Wearing style Head band Product type Headset Ports & interfaces Connectivity technology Wired Headphones Noise canceling Yes Headphone frequency 20 20000 Hz Ear coupling Supraaural Microphone Microphone frequency 100 6800 Hz Microphone type Boom Base station Base station colour Black Battery Standby time 52 h Talk time 13 h Battery capacity 500 mAh Battery technology Lithium Polymer (LiPo) Weight & dimensions Weight 160 g Packaging content Base station Yes