EPOS ADAPT 231 Built-in microphone___Yes with two glass screen protectors

with two glass screen protectors and the Crystal Case

11ac) 4G standard LTE Ports & interfaces USB Sleep-and-Charge ports 1 USB Sleep-and-Charge Yes Combo headphone/mic port Yes HDMI version 1

15 Stream wherever — even outdoors and on the go

USB/Bluetooth

EPOS ADAPT 231 Built-in microphone___Yes with two glass screen protectorsEPOS ADAPT 231 Key Features Headband Type: Wearing style : Head band Wired Wireless: Connectivity technology : Wireless Microphone: Compatible processor series : Intel Celeron,Intel Core i3,Intel Core i5,Intel Core i7,Intel Core i9,Intel Pentium Gold Overview On ear, single sided Bluetooth headset with USB C dongle, both UC optimized and Microsoft Teams certified. If work means calls via multiple devices, choose a wireless headset that fits with your