Grandstream DP722 Technical Specifications

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)
• Outdoor Range: up to 400 meters (DP752) or up to 300 meters (DP750)
• Indoor Range: up to 50 meters

Peripherals

• 2.4 inch (240×320) color TFT LCD
• 27 keys including 3 soft keys, 5 navigation/ menu keys, 4 dedicated function keys for SPEAKERPHONE, MUTE, SEND, POWER/END, 3 side leys including 2 volume (up and down) and 1 Push-to-Talk key
• 3-color MWI LED
• 3.5mm headset jack
• Proximity and accelerometer sensors
• Backlit keypad
• Removable belt clip
• Micro-USB port for alternative charging and non-battery operation
• Vibration ring mode

Protocol/ 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, call park, call pickup, downloadable phonebook, call waiting, call log, auto answer, click-to-dial,
  flexible dial plan

HD Audio

• Yes, both on Handset and Speakerphone

Security

• DECT authentication and encryption

Multi-language

• English, Czech, German, Spanish, French, Hebrew, Italian, Dutch, Polish, Portuguese, Russian, Swedish, Turkish, Arabic, Chinese Simple, Chinese Tradition, Japanese, Korean, Slovakian, Serbian

Upgrade/ Provisioning

• Software Upgrade Over-The-Air (SUOTA), handset provisioning Over-The-Air

Multi-line Access

• Each handset may access up to ten (10) lines

Power & Green Energy Efficiency

• Universal Power Supply Input AC 100-240V 50/60Hz; Output 5VDC 1A; Micro-USB connection
• Rechargeable 1500mAh Li-ion battery (500 hours of standby time and 40 hours of talk time)

Package Content

• Handset unit, universal power supply, charger cradle, belt clip, 1 battery, Quick Start Guide

Dimensions (H x W x D)

• Handset: 180g; Charger cradle: 78g; Universal power supply: 50g; Package: 465g

Weight

• Handset: 110g; Charger cradle: 44g; Universal power supply: 50g; Package: 328g

Temperature and Humidity

• Operation: -10º to 50ºC (14 to 122ºF); Charging: 0 to 45ºC (32 to 113ºF)
• Storage: -20º to 60ºC (-4 to 140ºF); Humidity: 10% to 90% non-condensing

Compliance

• FCC: FCC Part 15B; FCC Part 15D; SAR (FCC 47 CFR Part2.1093; IEEE 1528; IEC 62209-2); FCC Part68 HAC; FCC ID
• CE: EN 55032; EN 55035; EN 61000-3-2; EN 61000-3-3; EN 60950-1;EN 301 489-1/-6;
• EN 301 406; EN 50332-2; SAR(EN50360;EN50566;EN 50663;EN62209-1; EN62209-2;
• EN 62479); RED NB Cert
• RCM: AS/NZS CISPR32; AS/NZS 60950.1;AS/CA S004;AS/ACIF S040.
• ANATEL, EAC, UL (adapter)