Grandstream Networks DP722 User Manual

DP722 Technical Specifications
The following table resumes all the technical specifications including the protocols/standards supported, voice codecs,
telephony features, languages, and upgrade/provisioning settings for the DP722 handset:
Air Interface
Telephony standards:DECT
Frequency bands:
● 1880 – 1900 MHz (Europe), 1920 – 1930 MHz (US)
● 1910 – 1920 MHz (Brazil), 1786 – 1792 MHz (Korea)
● 1893 – 1906 MHz (Japan), 1880 – 1895 MHz (Taiwan)
Number of channels:10 (Europe), 5 (US, Brazil or Japan), 3 (Korea), 8 (Taiwan)
Range:up to 350 meters outdoor and 50 meters indoor

Peripherals
1.8 inch (128×160) color TFT LCD
23 keys including 2 softkeys, 5 navigation / menu keys, 4 dedicated function keys for SEND,
POWER/END, SPEAKERPHONE, MUTE
3-color MWI LED
3.5mm headset jack
Removable belt clip
Micro-USB port for alternative charging and non-battery operation
Protocols/Standards Hearing Aid Compatibility (HAC) compliant
Voice Codecs
G.722 codec for HD audio and G.726 codec for narrow band audio (G.711μ/a-law, G.723.1,
G.729A/B, iLBC and OPUS are supported via companion DECT base station), AEC, AGC,
Ambient noise reduction on handset mic, advanced noise suppression for incoming audio
Telephony Features
Hold, transfer, forward, 3-way conference, push-to-talk, intercom, downloadable phonebook,
call waiting, call log, auto answer, click-to-dial, exible dial plan
HD Audio Yes, in both Handsets and Speakerphone modes
Security DECT authentication & encryption
Multi-language
English, Czech, German, Spanish, French, Hebrew, Italian, Dutch, Polish, Portuguese, Russian,
Turkish, Arabic, Chinese Simple, Chinese Tradition, Japanese, Korean, Slovakian, Serbian,
Greek, Swedish.
Upgrade/ Provisioning Software Upgrade Over-The-Air (SUOTA), handsets provisioning Over-The-Air
Multiple LineAccess Each handset may access up totwenty (20)lines
Power & Green Energy
Eciency
Universal Power Supply Input AC 100-240V 50/60Hz; Output 5VDC 1A; Micro-USB connection;
Rechargeable 800mAh Ni-MH Low Self-Discharge (LSD) AAA batteries (250 hours of standby
time and 20 hours of talk time)
Package Content Handset unit, universal power supply, charger cradle, belt clip,2 batteries, Quick Start Guide
Dimensions(H x W x D)
Handset: 158 x 50 x 28.1mm;
Charger cradle: 81.15 x 75.89 x 36.36mm
Weight
Handset: 110g;
Charger cradle: 44g;
Universal power supply: 50g;
Package: 328g

Grandstream Networks DP722 Specifications

General

Brand	Grandstream Networks
Model	DP722
Category	IP Phone
Language	English