Viking Hotline Desk Phone - Red Corded Landline Telephone for Office & Home Use - Ideal for Businesses, Call Centers & Residential Spaces

- 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- K-1900D/W-2 available in red or ash- Optional Q170600 ringer (Fax Back Doc 845)- 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 programmable- K-1900-6 fits standard 500 554 2500 and 2554 set phones