- Telephone line powered- Hearing aid compatible amplified handsets- Rotary handset volume control- 1 32-digit programmable speed dial number- Touch Tone and 10/20 pps pulse dialing- Non-volatile E2 memory (no batteries required)- Restricts fraudulent calls from hand held dialers- Available in red or ash- Optional Q170600 ringer- Operates on a C.O. line or analog PABX/KSU extensions- Ring detection (will not dial on incoming calls)- Programmable security code to enter programming mode- Touch tone programmab