Antique European Retro Landline Phone with Call ID Clock Ringtone Timing Function Fixed Telephone for Home Office Hotel

Features:

• FSK and DTMF caller ID display, automatic detection.
• Dial out the number to check number/time.
• Check the incoming call number, quickly check, and call back.
• Local area code filtering, the length of area code is 5 digits.
• 1 group of automatic IP, each group of memory length (including curing IP access number) is 32 bits.