Grandstream Networks DP722 IP phone
Grandstream Networks DP722. Product type: IP Phone, Product colour: Black, Grey, Handset type: Wireless handset. Maximum indoor range: 50 m, Maximum outdoor range: 350 m. Lines quantity: 10 lines. Display: TFT, Display diagonal: 4.57 cm (1.8″), Display resolution: 128 x 160 pixels. Voice codecs: G.711alaw, G.711ulaw, G.722, G.723.1, G.729A, G.729B, OPUS, iLBC
Design
Product type: IP Phone
Handset type: Wireless handset
Product colour: Black, Grey
Performance
Maximum indoor range: 50 m
Maximum outdoor range: 350 m
Feature: Hearing aid compatibility
Phone features
Lines quantity: 10 lines
Feature: Answering machine
Feature: Call waiting
Feature: Call hold
Feature: Call forwarding
Feature: Conference call
Feature: Call park
Feature: Call pick up
Feature: Phonebook sharing
Feature: Call transfer
Feature: Message-waiting indicator (MWI)
Management features
Handset keys: 23
Feature: Firmware upgradeable
Display
Display: TFT
Display diagonal: 4.57 cm (1.8″)
Display resolution: 128 x 160 pixels
Audio
Feature: Speakerphone
Voice codecs: G.711alaw, G.711ulaw, G.722, G.723.1, G.729A, G.729B, OPUS, iLBC
Feature: Noise reduction
Feature: Automatic gain control
Ports & interfaces
Headset connectivity: 3.5mm
USB 2.0 ports quantity: 1
Headphone outputs: 1
Power
AC adapter input voltage: 100 – 240 V
Input frequency: 50/60 Hz
Input current: 5 A
Standby time: 250 h
Talk time: 20 h
Battery
Battery technology: Nickel-Metal Hydride (NiMH)
Battery type: AAA
Battery capacity: 800 mAh
Number of batteries supported: 2
Operational conditions
Operating temperature (T-T): -10 – 50 °C
Operating relative humidity (H-H): 10 – 90%
Storage relative humidity (H-H): 10 – 90%
Storage temperature (T-T): -20 – 60 °C
Weight & dimensions
Handset dimensions (WxDxH): 50 x 28.1 x 158 mm
Handset weight: 110 g
Package weight: 328 g
Packaging content
Feature: Quick start guide
Number of handles included: 1 pc(s)
Feature: AC adapter included
Feature: Charger
Logistics data
Harmonized System (HS) code: 85171800