Grandstream GBX20 expansion module for GXV3350

Ratings
BrandMore from Grandstream
Delivered between Mon, 2.6. and Fri, 6.6.
More than 10 items in stock at third-party supplier
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Product details

The GBX20 is a backlit LCD extension module supported by the GXV3350 and GRP2615. The module includes 20 dual-colored extension keys and 2 arrow keys for page switching, allowing each GBX20 to support up to 40 contacts/extensions. Connect up to 4 GBX20 modules to compatible Grandstream phones for a total of 160 contacts/extensions.

Key specifications

Phone type
VoIP
Phone connection
Ethernet
Item number
15660114

General information

Manufacturer
Grandstream
Category
Phones
Manufacturer no.
GBX20
Release date
14.4.2021
Sales rank in Category Phones
157 of 1698
External links
Manufacturer's site (de)

Colour

Colour
Grey
Exact colour description
Grey

Phone properties

Phone type
VoIP
Phone connection
Ethernet
VoIP protocol
SIP
Number of phonebook entries
40

Display properties

Image resolution
272 x 480 pixels
Display size (inches)
4.30"

Origin

Country of origin
China

Voluntary climate contribution

CO₂-Emission
Climate contribution

Scope of delivery

Scope of delivery
12 V/1 A plug-in power supply unit, Connection plate to the telephone, GBX20 extension module, Pedestal, Screws, USB cable

Product dimensions

Length
33.50 mm
Width
124 mm
Height
210 mm
Weight
360 g

Package dimensions

Length
23 cm
Width
6 cm
Height
22 cm
Weight
700 g

30-day right of return
24 Months Warranty (Bring-in)
2 additional offers

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Phones» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 2.Avaya
    0.3 %
  • 2.Unify Sip
    0.3 %
  • 4.Grandstream
    0.6 %
  • 5.Doro
    0.7 %
  • 6.Cisco
    0.8 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • 7.AVM
    2 days
  • 7.Fanvil
    2 days
  • 7.Grandstream
    2 days
  • 7.Mitel
    2 days
  • 7.Snom
    2 days

Return rate

How often is a product of this brand in the «Phones» category returned?

Source: Digitec Galaxus
  • 17.Fanvil
    6.4 %
  • 18.Panasonic
    6.8 %
  • 19.Grandstream
    6.9 %
  • 20.Geemarc
    7.2 %
  • 21.Cisco
    8.4 %
Source: Digitec Galaxus