Customer Reviews
  1. About Us
  2. Contact Us
  3. Find an Installer
  4. Sell Us Your Equipment
  5. Questions?  Call 800-929-8061 or 248-288-7000
Accessories

Audio and Video Conferencing

Avaya Aura

Avaya Definity

Avaya IP Office

Avaya Merlin

Avaya Partner

Barcode Scanners & POS Printers

Cisco

Digium

Fortinet SD WAN

Grandstream

Headset Solutions

IP Phones By Hosted Service

Mitel and NEC

Nortel

Paging Solutions and Door Phones

Polycom (Poly)

Repair Service & Technical Support

ShoreTel

Single Line Phones

Ugly Boxes

Yealink



Grandstream GXV3000 IP Video Phones

Grandstream GXV3350 Video IP Phone (Refurbished)
Grandstream GXV3350 Video IP Phone
Grandstream GXV3370 Video IP Phone

Grandstream GXV3350 Video IP Phone (Refurbished)

$119.95

Grandstream GXV3350 Video IP Phone


Grandstream GXV3370 Video IP Phone

Grandstream GXV3380 Video IP Phone
Grandstream GXV3450 Video IP Phone
Grandstream GXV3470 Video IP Phone

Grandstream GXV3380 Video IP Phone


Grandstream GXV3450 Video IP Phone

$239.95

Grandstream GXV3470 Video IP Phone

$289.95
Grandstream GBX20 Extension Module

Grandstream GBX20 Extension Module

$123.95

Grandstream Power Supply (12V 1.5A)

$10.95



Metroline, Inc.  •  2250 Meijer Drive  •  Troy, MI 48084 •  Phone: 800-929-8061 or 248-288-7000
Business Hours: Mon-Thurs 8:30 am to 6 pm, Fri 8:30 am to 5:30 pm EST
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© 2026 Metroline, Inc.
Metroline Inc. is an independent distributor of technology and telecommunications equipment. Metroline Inc. does not represent any manufacturer or its affiliates in any way. The company, product and service names used in this web site are for identification purposes only. All trademarks and registered trademarks are the property of their respective owners.