Cetis TLM-19555IP Telematrix Ip550 Ash

- Deluxe LCD display speakerphone- SIP 2.0 compatible (field upgradeable)- Eleven (M1-M11) programmable speed dial/function keys- Single line configuration- Redial, mute, & hold feature keys- Soft key technology- Dual-Port 10/100Mb switched ethernet ports for laptop high speed internet connection- On-Hook pre-dialing on memory keys- Industrial grade construction with matte finish design- 2 Year manufacturer's “no-hassle” Warranty- Non-slip base- Wide-View backlit LCD screen display- Exceptional quality speakerphone- Built-in headset amplifier- Large, bright red, message waiting lamp- Multi step speaker, headset and handset volume control- Three way conference calling- Headset on/off key- One-touch, touchLite message retrieval- Memory key entry - maximum 30 Digits- Sixteen (16) Pre-defined hard and LCD control keys - up, down, SYS/IP, enter, exit, menu, del (delete), call log, FWD (forward), redial, phone book, hold, DND, mute, headset on/off, speaker- Dual-Port 10/100Mb switched Ethernet Ports for HSIA- Supports IEEE 8.2.1 p/g for Quality of Service / VLAN Priority Tagging- 2.5W = Class 1 - Accepts Standard Based (IEEE 802.3 af) Power over Ethernet- Compression support G.711, G.729- Encription 128-bit AES- RCF 3261 SIP 2.0- SIP Trunkside integration- Asterisk platform compliant and NEC spere compliant- Ash