Grandstream Networks GXP15XX IP Phone User Manual GXP 2020 Copy
Grandstream Networks, Inc. IP Phone GXP 2020 Copy
USERS MANUAL
GXP1520/GXP1525/10
Small Business HD IP Phone
The GXP1520/1525/10 is a powerful IP phone for small-to-medium businesses (SMBs). This Linux-
based model includes 2 lines, 3 XML programmable soft keys and 3-way conferencing. A 132x48
backlit LCD screen creates a clear display for easy viewing. Additional features such as dual switched
10/100 Mbps ports, HD audio, multi-language support, integrated PoE (GXP1525 only), and call-waiting
allow the GXP1520/1525 to be a high quality, versatile and dependable office phone.
Feature Highlights:
• 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, multi-language support
• 132*48 pixel backlit LCD display
• HD wideband audio, full-duplex hands-free speakerphone with advanced acoustic echo cancellation,
Electronic Hook Switch (EHS) with Plantronics headsets
• Automated provisioning using TR-069 or encrypted XML configuration file, SRTP and TLS for
advanced security protection, 802.1x for media access control
• Personalized music ring tone/ring back tone, and integration with advanced Web and enterprise
applications, local weather service
• Dual-switched 10/ 100 Mbps ports, integrated PoE (GXP1525 only)
• Large phonebook (up to 1000 contacts) and call history (up to 200 records)
• Use with Grandstream’s UCM6100 series IP PBX appliance for Zero-Config provisioning, 1-touch call
recording and more
GXP1510/GXP1525/10 Technical Specifications
Protocols/Standards
SIP RFC3261, TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP/RARP,
ICMP, DNS (A record, SRV, NAPTR), DHCP, PPPoE, SSH, TFTP, NTP,
STUN, SIMPLE, LLDP-MED, LDAP, TR-069, 802.1x, TLS, SRTP
Network Interfaces
Dual switched auto-sensing 10/ 100 Mbps Ethernet ports, integrated PoE
(GXP1525 only)
Graphic Display
132*48 backlit LCD display
Feature Keys
2 line keys with dual-color LED and 2 SIP accounts. 3 XML programmable
context sensitive soft keys. 5 (navigation, menu) keys. 13 dedicated
function keys for PAGE/INTERCOM, PHONEBOOK, MESSAGE, CALL
ENCRYPT, HOLD, RECORD, MUTE, HEADSET, TRANSFER,
ONFERENCE, SEND and REDIAL, SPEAKERPHONE, VOLUME
Voice Codecs
Support for G.711µ/a, G.722 (wide-band), G.722.1, G.726-32, G.729
A/B(pending), iLBC, Opus (pending) , in-band and out-of-band DTMF (In
audio, RFC2833, SIP INFO)
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
HD Audio
Yes, both on handset and speakerphone
Headset Jack
RJ9 headset jack (allowing EHS with Plantronics headsets)
Base Stand
Yes, allow 2 angle positions
Wall Mountable
Yes
QoS
Layer 2 QoS (802.1Q, 802.1P) and Layer 3 (ToS, DiffServ, MPLS) QoS
Security
User and administrator level access control, MD5 and MD5-sess based
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 or local HTTP upload, mass
provisioning using TR-069 or AES encrypted XML configuration file
Power & Green Energy
Efficiency
Universal Power Supply Input 100-240VAC 50-60Hz; Output +5VDC, 600mA
PoE+ (802.3af) Max Input voltage: 57V;Class 1, 0.44-3.84W
Physical
Dimension:209(L)*184.5(W)*76.2（H) (with handset)
Unit Weight:723.7g Package Weight:1056.6g
Temperature and
Humidity
Operation: 0°C to 40°C
Storage: -10°C to 60°C
Humidity: 10％ to 90% Non-condensing
Package Content
GXP1520/1525 phone, handset with cord, base stand, universal power
supply, network cable, Quick Start Guide, brochure, 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
FCC Compliance Statement:
This device complies with part 15 of the FCC Rules. Operation is subject to the following two
conditions:(1)This device may not cause harmful interference, and (2) this device must accept any
interference received, including interference that may cause undesired operation.
Important:
Any Changes or modifications not expressly approved by the party responsible for compliance could void the
user's authority to operate the equipment.
Note: This equipment has been tested and found to comply with the limits for a Class B digital device,
pursuant to part 15 of the FCC Rules.
These limits are designed to provide reasonable protection against harmful interference in a residential
installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and
used in accordance with the instructions, may cause harmful interference to radio communications. However,
there is no guarantee that interference will not occur in a particular installation.
If this equipment does cause harmful interference to radio or television reception, which can be determined by
turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of
the following measures:
—Reorient or relocate the receiving antenna.
—Increase the separation between the equipment and receiver.
—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
—Consult the dealer or an experienced radio/TV technician for help.