FEATURES
- Display: No Display
- Industrial Design: Trimline, low-profile design
- Call Appearance: Supports two incoming calls with call-waiting service
- Fixed Feature Buttons: Hold, Redial, and Volume
- Button Module Expansion: No
- Speakerphone: No
- Wall-Mountable: Yes, can be mounted onto the wall by working with third-party wall mounts, such as Leviton 4108W-xSP wallplates.
- Ethernet Connectivity: Single Ethernet (10/100) line interface
- Headset Port: No
- Message Waiting Indicator: Yes
- Adjustable Tilt Display: No
- Network: Cisco Discovery Protocol and IEEE 802.1 p/q tagging and switching
- Security: Certificates, Image authentication, Device authentication, File authentication, Signaling authentication, Media encryption using Secure Real-Time Transfer Protocol (SRTP), Signaling encryption using Transport Layer Security (TLS) Protocol
POWER REQUIREMENTS
- Supports 802.3af Power-over-ethernet (PoE)
- Can also be powered via optional power adapter if PoE is not available on your network (power supply sold separately)

Sennheiser SC 165 Wired Binaural Headset USB With 3.5mm Jack (508317)(1000916) (New)
Plantronics APA-23 EHS Cable (38908-11)
Plantronics APV-63 Electronic Hook Switch for Avaya Phones (38734-11)
Plantronics A10 Quick Disconnect Cord (66268-02)
Cisco CP-Pwr-Cube-4 W/Power Cord(Generic) 


