DECT vs. Bluetooth: How to choose the right wireless headset · Jabra Blog
Amazon.com: Plantronics - Savi 8220 Office Wireless DECT Headset (Poly) - Dual Ear (Stereo) - Compatible to connect to PC/Mac or to Cell Phone via Bluetooth - Works with Teams (Certified), Zoom : Electronics
ZūM Maestro DECT™ Headset for desktop phones – Spracht