NEC Electra Professional II ECR-F-11 External Control Relay Unit (Refurbished) 4-Line Phones

NEC Electra Professional II ECR-F-11 External Control Relay Unit (Refurbished) 4-Line PhonesNEC Electra Professional II ECR F 11 More Information: Mnfr. Part #: 720210 External Control Relay Unit

It works on the NEC DTERM Series III System

Supplies ring and message waiting voltage

The 48-button console puts afterburners on your office communications with one-look

• Display screen for call information and prompts• Programmable feature buttons with LED indicators• Full-duplex speakerphone capability• Supports multiple line appearances• Dedicated headset support• Durable business-grade construction

The M3902 also increases its capabilities by supporting a cartridge accessory that conveniently snaps into the back of the phone

the M5216 is ideal for users who need multi-line functionality without the complexity of a screen

Internal Remote Access Device (RAD) for remote access

All norstar phones M7000 Series

2 ports x 48 mailbox system with 100 hours total storage

5mm headset jack

All IDS telephones can be used with every configuration size

Direct Station Selection