Add annual support for your UCM phone system:[More Info]
Yes. Purchase now for only $399. (Regularly $499)
What are Clearance items?
Clearance items can be unused inventory stock rotation, manufacturer refurbished, or have gone through a thorough reconditioning process. All items are tested, quality assured, fully functional, and carry a full 90 day manufacturer's warranty.
Please note: This is a blank board and does NOT include FXO, FXS, or echo cancellation modules
Using Digium's Asterisk® software and standard PC hardware, one can create a telephony environment that includes all of the sophisticated features of a high-end business telephone system.
This card requires Switchvox release 5.8.1 which will be available in
late November, 2013. This card is recommend for use with Asterisk
The A4 Series of analog cards supports up to four (4) connections per
card in your Asterisk system. Using Digium's single-port interface
modules, A4 series cards can scale from one (1) to four (4) ports.
The modular nature of the cards allows you to mix and match between line
(FXO) and station (FXS) interfaces, giving you the exact port
configuration you need. Digium A4 Series analog cards are available in
low profile, half-length PCI and PCI Express form factors.
Digium cards are compatible with all versions of Asterisk using the
DAHDI driver framework. Asterisk and DAHDI are available for free from
the Asterisk.org website. All cards include a five (5) year warranty and
are eligible for Digium's Exceptional Satisfaction Program (ESP)
risk-free Quality Guarantee.
Digium A4B00F Base FXS / FXO PCI Card Quick Specs: