Grandstream GXP1628 Small Business HD IP Phone
																						
											
												
													
													
													 5 Based on  2 ratings.  
													
												
																							
												
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										11/11/2025
										/grandstream-gxp1628-small-business-hd-ip-phone-p-5869.html
										$64.70 exc. VAT
										
										
										
									
																 
																	 
										
																Availability: Limited Availability. Call for Details.	
																
															 											
											 
											
											
								
									
										Key Features
										
										
- 8 dual-colours BLF/speed dial keys
 
- Built-in PoE+
 
- Electronic Hook Switch (EHS) support
 
 									 
	
								
	
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											SKU:GXP1628 
											
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												Grandstream GXP1628 Small Business HD IP Phone
The GXP1628 enhances any desktop with an efficient call environment, featuring a user-friendly interface and simple design. It includes a 132x48 backlit LCD screen, 2-line/SIP account keys, and 8 dual-color LCD BLF/speed-dial keys. With dual Gigabit ports and integrated PoE, the GXP1628 is adaptable to various deployment scenarios. Its built-in HD audio and 3 XML programmable soft keys offer additional customization and usability. 
Grandstream GXP1628 Key Features: 
- 2 SIP accounts, 2 line keys, 3-way conferencing, 3 XML programmable context-sensitive soft keys
 
- HD audio on speakerphone and handset
 
- Dual-switched Gigabit ports, integrated PoE
 
 
Like all Grandstream IP phones, the GXP1628 is equipped with advanced security encryption technology (SRTP and TLS). It supports a range of automated provisioning options, including zero-configuration with Grandstream’s UCM series IP PBXs, encrypted XML files, and TR-069, making mass deployment effortless. 
Efficient and User-Friendly Design 
The GXP1628 offers an efficient call experience with its simple and easy-to-use interface, featuring a 132x48 backlit LCD screen, 2-line/SIP account keys, and 8 dual-color BLF/speed-dial keys. Its streamlined design makes it perfect for any desktop, providing essential features for smooth communication in a professional setting. 
  
Enhanced Connectivity and Audio 
Equipped with dual Gigabit ports and integrated PoE, the GXP1628 ensures fast, reliable connections, making it suitable for a variety of deployment scenarios. The phone also includes HD audio for crystal-clear sound quality and 3 XML programmable soft keys, giving users the flexibility to customize their call experience for improved productivity. 
  
Secure and Easy Deployment 
As with all Grandstream IP phones, the GXP1628 includes advanced security encryption (SRTP and TLS) to safeguard communications. It supports a range of automated provisioning options, such as zero-configuration with Grandstream’s UCM series IP PBXs, encrypted XML files, and TR-069, making mass deployment easy and efficient for businesses. 
  
Grandstream GXP1628 Technical Specification
Protocols/Standards
-  SIP RFC3261, TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP/RARP, ICMP, DNS (A record,S- RV, NAPTR), DHCP, PPPoE, SSH, TFTP, NTP, STUN, SIMPLE, LLDP-MED, LDAP, TR-069, 802.1x, TLS, SRTP, CDP/SNMP/RTCP-XR
 
 
Network Interfaces
- Dual switched auto sensing 10/100/1000 Mbps ethernet ports, integrated PoE
 
 
Graphic Display
- 132 x 48 backlit graphical LCD Display
 
 
Feature Keys
- 2 line keys with dual-colour LED and 2 SIP accounts
 
- 3 XML programmable content sensitive soft keys
 
- 5 navigation menu keys
 
- 8 BLF keys
 
- 13 dedicated function keys for:        
- Mute
 
- Headset
 
- Transfer
 
- Conference
 
- Send
 
- Redial
 
- Speakerphone
 
- Message
 
- Hold
 
- Page/Intercom
 
- Record
 
- Home
 
 
 
 
Voice Codecs
- Support for G.711μ/a, G.722 (wide-band), G.723, G.726-32, G.729 A/B, iLBC, in-band and out-of-band DTMF (In audio, RFC2833, SIP INFO), VAD, CNG, AEC, PLC, AJB, AGC
 
 
Telephony Features
- Hold, transfer, forward (unconditional/no-answer/busy), call park/pickup, 3-way conference, shared-call-appearance (SCA) / bridged-line-appearance (BLA), downloadable phone book (XML, LDAP, up to 1000 items), call waiting, call history (up to 200 records), off-hook auto dial, auto answer, click-to-dial, flexible dial plan, hot desking, personalized music ringtones, server redundancy & fail-over
 
 
Headset Jack
- RJ9 headset jack (allowing EHS with Plantronics headsets)
 
 
HD Audio
- Yes, HD Handseet and speakerphone with support for wideband audio.
 
 
Base Stand
- Yes, 2 angled positions available, wall mountable
 
 
Wall Mountable
QoS
- Layer 2 QoS (802.1Q, 802.1P)
 
- Layer 3 QoS (ToS, DiffServ, MPLS)
 
 
Security
- User and administrator access control
 
- MD5 and MD5-sess based on authentication
 
- 256-bit AES encrypted configuration file
 
- TLS
 
- SRTP
 
- HTTPS
 
- 802.1x media access control
 
 
Multi-Language
- English, German, Italian, French, Spanish, Portuguese, Russian, Croatian, simplified and traditional Chinese, Korean, Japanese and more
 
 
Upgrade/Provisioning
- Firmware upgrade via TFTP / HTTP / HTTPS, mass provisioning using TR-069 or AES, FTP/FTPS
 
 
Power & Green Energy Efficiency
- Universal Power Supply Input 100-240VAC 50-60Hz; Output +5VDC, 600mA; PoE: IEEE802.3af Class 2, 3.84W-6.49W; IEEE802.3az (EEE)
 
 
Physical
- Dimension - 220.5mm (L) x 192.5mm (W) x 76mm (H) (with handset)
 
- Unit Weight - 0.8kg 
 
- Package Weight - 1.2kg
 
 
Temperature and Humidity
- Operation: 0°C to 40°C, Storage: -10°C to 60°C , Humidity: 10% to 90% Non-condensing
 
 
Package Content
- GXP1628 phone, handset with cord, base stand, network cable, Quick installation guide, brochure and GPL License
 
 
Compliance
- FCC: Part 15 (CFR 47) Class B CE : EN55022 Class B, EN55024, EN61000-3-2, EN61000-3-3, EN60950-1 RCM: AS/ACIF S004; AS/NZS CISPR22/24; AS/NZS 60950; AS/ NZS 60950.1
 
 
  												
												
						
												
													
																			
																				By Traci	Tucker
																			
																			This model has all the features of a premium grade phone at a fraction of the price of leading brand..
																			See full review
																			
																				5
																				 
																			
																			Date Added: Tuesday 18 April, 2017
																		 
																			
																				By Anthony Doyle
																			
																			Making calls with this is a breeze. I barely ever use the touchpad as the speed dial function is abs..
																			See full review
																			
																				5
																				 
																			
																			Date Added: Tuesday 07 February, 2017
																		 													  
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