- Non-volatile E2 memory-- no batteries required for memory retention during power failures- Remote or local rrecording- Bilingual capabilities-- allows menu selection in two languages- Programmable ring delay- Professionally greets and processes calls- Compatible with Centrex PBX Hybrid Key and many electronic key systems with OPX or single line station capabilities- Stores up to nine 16-digit speed dial numbers and one 32 digit number- Processes approximately four calls per minute (stack as many units