Grandstream Networks GRP261 Series Administration Manual page 14

Voice Codec
Auxiliary Ports
Telephony Features
HD audio
Extension Module
Base Stand
Wall Mountable
QoS
Security
Multi-language
Upgrade/Provisioning
Power & Green Energy Efficiency
Physical
Temperature and Humidity
Package Content
Compliance
SPEAKERPHONE,
VOL+, VOL-
Support for G.729A/B, G.711µ/a-law, G.726-32, G.722(wide-band), G723.1,
iLBC, OPUS, in-band and out-of-band DTMF(in audio, RFC2833, SIP INFO)
RJ9 headset jack (allowing EHS with Plantronics headsets), USB
Hold, transfer, forward, 5-way conference, call park, call pickup, shared-
callappearance (SCA)/bridged-line-appearance (BLA), downloadable
phonebook(XML,
LDAP, up to 2000 items), call waiting, call log(up to 2000 records),
XML customization of screen, off-hook auto dial, auto answer, click-to-dial,
flexible dial plan, hot-desking, personalized music ringtones and music on hold,
server redundancy and fail-over
Yes, HD handset and speakerphone with support for wideband audio, and
dual microphone
Yes, GBX20
Yes, allow 2 angle positions
Yes, (*wall mount sold separately)
Layer 2 QoS (802.1Q, 802.1P) and Layer 3 (ToS, DiffServ, MPLS) QoS
User and administrator level passwords, MD5 and MD5-sess based
authentication, 256-bit AES encrypted configuration file, SRTP, TLS, 802.1x media
access control,
secure boot
English, German, Italian, French, Spanish, Portuguese, Russian, Croatian,
Chinese, Korean, Japanese, and more
Firmware upgrade via FTP/TFTP / HTTP / HTTPS, mass provisioning using
GDMS/TR069 or AES encrypted XML configuration file
Universal power adapter included:
Input:100-240V ; Output: +12V, 1.0A ;
Integrated Power-over-Ethernet(802.3af)
Max power consumption 6.2W(power adapter)
Unit weight:1050g ; Package weight:1620g
Dimension: 263mm x 210mm x 82mm
Operation: 0°C to 40°C
Storage: -10°C to 60°C
Humidity: 10% to 90% Non-condensing
GRP2650 phone, handset with cord, phone stand, 12V power adapter, network cable,
Quick Installation Guide
FCC: Part 15 (CFR 47) Class B
CE: EN55022 Class B; EN55024 Class B;EN61000-3-2; EN61000-3-3;EN60950-1
RCM: AS/ACIF S004; AS/NZS CISPR22/24; AS/NZS 60950.1
Table 9: GRP2650 Technical Specifications