Pay in 4 interest-free payments of $19.69 Learn more
Ships within 48 hours · Estimated delivery Jul 31 - Aug 5
Limitations
If you are looking for voice CSUs
The durable NEC ECR-U10 ETU / NEC EXTERNAL CONTROL RELAY UNIT 750300 provides common audible tone signaling using relay contacts for external ringing equipment
34 Programmable feature keys
NEC FULL DUPLEX SPEAKERPHONE HFU-U White (Stock # 770200) NEW 2 Line SIP Phone PoE LimitationsThe efficient Nec Full Duplex Speakerphone Adapter HFU U (WH) UNIT (770200) with AC Power Supply ACA U UNIT (770310) for the Nec Neax 2000 Neax 2400 Dterm Series E & Electra Elite Product Families. This unit is installed beneath the Digital Telephone and adds Full Duplex capability to the Speakerphone. Following is a list of the Digital Telephone that is compatible with this adapter: DTU 8 1 (WH) TEL DTP 8 1 (WH) TEL DTU 16 1 (WH) TEL DTU 16D 1 2 (WH)
