? Dual-mode DECT & Bluetooth, switch flexibly between PC, phone, and IP phone - Stable DECT connection with strong interference resistance, range up to 180m - AI noise cancellation & voice enhancement, 270° rotatable mic - 32mm speaker driver for clear, pure sound - Lightweight, comfortable for all-day wear, switchable left/right ear - Supports charging via USB-C or stand, plug-and-play with portable dongle - Compatible with Apps and UC services of mainstream Softphone platforms and Fanvil V/X series IP Phones