This EHS Adapter Cable is designed for seamless connectivity with NEC DT3XX, DT4XX, DT7XX, and DT8XX series phones. Please note that the NEC IP Phone DT820 is not included.
It provides an efficient way to manage call functionality while maintaining the sleek design of your NEC phones, ensuring that users can easily transition to using headsets without missing a call.
Sennheiser Electronic 507237 EHS Adapter Cable for NEC DT Series and IP Phones