Analog phone adapters

Keep your existing analog phones and cordless sets. An analog telephone adapter (ATA) connects them to your new phone system. Prices are manufacturer's suggested retail; hover over or tap a photo to enlarge it.

HT801 v2

1 analog phone

  • 1 phone port
  • 1 SIP profile

MSRP $55

HT802 v2

2 analog phones

  • 2 phone ports
  • 2 SIP profiles

MSRP $59

HT812 v2

2 analog phones, Gigabit

  • 2 phone ports
  • Dual Gigabit network ports

MSRP $69

HT814 v2

4 analog phones

  • 4 phone ports
  • Dual Gigabit network ports

MSRP $109

HT818 v2

8 analog phones

  • 8 phone ports
  • Gigabit networking

MSRP $185

Not sure which phone fits?

Tell me how each desk is used and I'll recommend the right model, or work with phones you already own.

Call 215-344-1122 Send a message

Specifications from Grandstream Networks. Suggested retail prices as listed by VoIP Supply, October 24, 2026; "Call for price" means no published price was available. Every phone we supply arrives set up and ready to plug in. Using your own SIP phones? You configure them, or we can for an extra fee.