Supported phones
Designed for the Grandstream GRP2615 and GXV3350 only.
Grandstream LCD EXTENSION MODULE for GRP2615 and GXV3350 ONLY
Model # GBX20
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SKU: GBX20
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$172.00
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Grandstream LCD extension module
Grandstream GBX20 LCD Extension Module for GRP2615 and GXV3350
An LCD extension module for Grandstream GRP2615 and GXV3350 phones, providing up to 40 contacts per module and up to 160 contacts with four modules.
- 4.3-inch colour LCD
- 40 contacts per module
- Up to 4 daisy-chained modules
- Up to 160 contacts
Product highlights
Colour display
Features a 4.3-inch 272 × 480 TFT colour LCD.
Per-module capacity
Provides 20 contacts per page across two pages, for up to 40 contacts per module.
Expandable layout
Supports up to four daisy-chained modules for up to 160 contacts or extensions.
What to know before ordering
Review the stated model, capacity and compatibility details for SKU GBX20. Only the specifications supplied for this exact product are shown.
Frequently asked questions
What is the Grandstream GBX20?
The GBX20 is an LCD extension module for the Grandstream GRP2615 and GXV3350 phones.
Which phones support the GBX20?
The supplied listing specifies the Grandstream GRP2615 and GXV3350 only.
What display does the GBX20 use?
It has a 4.3-inch 272 × 480 TFT colour LCD.
How many contacts can one GBX20 display?
Each module supports 20 contacts per page across two pages, for up to 40 contacts.
How many GBX20 modules can be connected?
The supplied data states up to four daisy-chained modules.
What is the maximum contact capacity with four modules?
Four modules provide support for up to 160 contacts or extensions.
Does the GBX20 support BLF?
Yes. BLF is included among the supplied call-control features.
What other call functions are listed?
Call park and pickup, speed dial, presence, intercom, voice conferencing, transfer and forwarding are listed.
Is the GBX20 a standalone IP phone?
No. It is an extension module for the specified compatible Grandstream phones.
What warranty applies to the GBX20?
DeviceDeal is an authorised Grandstream reseller. The applicable Grandstream manufacturer warranty is subject to Grandstream terms; no exact warranty period was supplied.
(GBX20)
Features and highlights
Supported phones
Designed for the Grandstream GRP2615 and GXV3350 only.
Colour display
Features a 4.3-inch 272 × 480 TFT colour LCD.
Per-module capacity
Provides 20 contacts per page across two pages, for up to 40 contacts per module.
Expandable layout
Supports up to four daisy-chained modules for up to 160 contacts or extensions.
Call-control functions
Supports BLF, call park and pickup, speed dial, presence, intercom, conferencing, transfer and forwarding.
High-volume call handling
Supplied as an extension solution for businesses and receptionists managing high call volumes.
Key points
- 4.3-inch colour LCD
- 40 contacts per module
- Up to 4 daisy-chained modules
- Up to 160 contacts
Technical specifications
Grandstream GBX20 LCD Extension Module for GRP2615 and GXV3350
Specifications below are organised from the information supplied for SKU GBX20.
| Product details | |
| Brand | Grandstream |
|---|---|
| Model | GBX20 |
| Product type | LCD extension module |
| Specified compatible phones | GRP2615 and GXV3350 only |
| Display and capacity | |
| Display | 4.3-inch 272 × 480 TFT colour LCD |
| Contacts per page | 20 |
| Pages per module | 2 |
| Contacts per module | Up to 40 |
| Daisy-chained modules | Up to 4 |
| Maximum contacts/extensions | Up to 160 |
| Call features | |
| Functions | BLF, call park/pickup, speed dial, presence, intercom, voice conferencing, transfer and forwarding |
| SKU | GBX20 |
| Barcode # | 6947273702931 |
| Brand | Grandstream |
| Shipping Weight | 3.0000kg |
| Shipping Width | 0.100m |
| Shipping Height | 0.050m |
| Shipping Length | 0.150m |
| Shipping Cubic | 0.000750000m3 |
Manufacturer warranty
Grandstream warranty information
DeviceDeal is an authorised Grandstream reseller. This product is covered by the applicable Grandstream manufacturer warranty, subject to Grandstream warranty terms, eligibility requirements and product assessment. No exact warranty period was supplied for this SKU.
Please retain your DeviceDeal tax invoice or order record as proof of purchase for any eligible claim or service request.
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