title: Grandstream GXP1620 Small to Medium Business HD IP Phone VoIP Phone and Device (Renewed)
full: Grandstream  Small to Medium Business HD IP Phone VoIP Phone and Device (Renewed)
  ['2 x Total Line - VoIP - Speakerphone - 2 x Network (RJ-45) - SIP, TCP, UDP, RTP, RTCP, ARP, ICMP, DHCP, PPPoE, NTP, STUN, ... Protocol(s)']
  ['This Certified Refurbished product is tested and certified to look and work like new. The refurbishing process includes functionality testing, basic cleaning, inspection, and repackaging. The product ships with all relevant accessories, a minimum 90-day warranty, and may arrive in a generic box. Only select sellers who maintain a high performance bar may offer Certified Refurbished products on Amazon.com', '13248 pixel backlit graphical LCD display.', '2 dual-color line keys (with 2 SIP accounts and up to 2 call appearances), 3 XML programmable context-sensitive soft keys, 3-way conference', 'HD wideband audio, superb full-duplex hands-free speakerphone with advanced acoustic echo cancellation and excellent double-talk performance.', 'Large phonebook (up to 500 contacts) and call history - up to 200 records']
  {"Product Dimensions": "7.3 x 10.4 x 4.6 inches", "Item Weight": "2.25 pounds", "Batteries": "1 Lithium Ion batteries required.", "Is Discontinued By Manufacturer": "No", "Date First Available": "October 26, 2018", "Manufacturer": "Grandstream", "Brand": "Grandstream", "Color": "Black", "Number of Batteries": "1 Lithium Ion batteries required.", "Power Source": "Corded Electric", "Dialer Type": "Single Keypad", "Item Dimensions LxWxH": "7.3 x 10.4 x 4.6 inches", "Answering System Type": "Digital", "Conference Call Capability": "3 way", "Caller Identification": "Yes"}