Contact Info

Contact Us

A trusted name.

Blog News

LINKVIL Cordless Systems Now Interoperate Seamlessly with PortSIP PBX

[Shenzhen, 26th March, 2025] — LINKVIL, a leading provider of Audio & Video-IoT (A&V-IoT) wireless communication devices, is excited to announce that the latest LINKVIL Cordless Systems are fully compatible and support zero-touch auto-provisioning with PortSIP PBX—a modern, multi-tenant UC platform trusted by large service providers for its performance, scalability, and cost-efficiency.

Read Details

Leading Industry Development with Comprehensive Solutions at Integrated Systems Europe 2025

At ISE 2025, Crystal Technologies captured the attention of numerous clients and industry experts with its innovative products and all-encompassing solutions. This year, we showcased the latest solutions for business offices, hotels, nurse calls, building and broadcasting, as well as several new models of IP phones.

Read Details

Popular Products

OUR FAQs

F
r
e
q
u
e
n
t
l
y
A
s
k
e
d
Q
u
e
s
t
i
o
n
s
A
b
o
u
t
U
s

We offers high-quality, cost-effective VoIP and A&V-IoT devices that are compatible with major PBX systems like 3CX, making them a reliable choice for businesses of all sizes.

Yes. Products like the W710P DECT system and LINKVIL wireless solutions are designed for scalable deployment across large areas, such as schools, hospitals, or industrial sites.

Yes. Android-based A Series and high-end video door phones support video calls, enhancing both communication and security.

Absolutely. Our devices use standard SIP protocols and are widely compatible with systems like 3CX, Broadsoft, Asterisk, and more.

Copyright 2025 Crystal Technologies

Designed By EDH       Privacy policy / Terms & Condition / About Us