The TDM800 card is a hardware module for UCA-5520 PBX to add support for analog interfaces such as FXO & FXS interfaces. The TDM800 is a PCI compliant card that supports upto eight (8) FXS or FXO interfaces. It supports a combination of S2 or O2 modules for a total of 8 FXS or FXO interfaces. S2 modules come with 2 FXS ports where as the O2 module comes with 2 FXO ports.

The TDM400 card is a hardware module for UCA-5520 PBX to add support for analog interfaces such as FXO & FXS interfaces. The TDM400 is a PCI compliant card that supports upto four (4) FXS or FXO interfaces. It supports a combination of S2 or O2 modules for a total of 4 FXS or FXO interfaces. S2 modules come with 2 FXS ports where as the O2 module comes with 2 FXO ports.

SIP-D28P is an Enterprise IP phone designed for power users in office environment. It is especially designed for maximum productivity and efficiency in every-day business environment. Equipped with the TI chipset and Voice Engine, SIP-D28p offers unrivaled High Definition (HD) Voice Quality, innovative functional richness, friendly user interface, and elegant design.

SIP-D26P is an Enterprise IP phone which aims to provide business users a cost-effective solution. Equipped with the leading TI VoIP voice engine, it provides superior voice quality. It features a sleek design, High Definition (HD) Voice, friendly user interface, abundant telephony applications, broad interoperability with the popular Open Source VoIP products.

UCA-FX08 Small Business phone system comes complete with all standard telephony features and advanced VoIP Features. Equiped with 8 analog FXO/FXS ports, built-in voicemail & conferencing and an easy to use browser based Admin GUI, the UCA-FX08 is an ideal choice for small businesses.

The UCA-5520 brings best of both worlds - Voice over IP (VoIP) and Plain Old Telephony - together in one powerful communication system! State-of-the-art phone system with support for 20 to 200+ extensions, 2000+ hours of voicemail storage, Conferencing, Auto-Attendant, Call Queues, Ring Groups, Paging & Intercom, all standard telephony features and advanced VoIP features.

EXP-38 Expansion Module for D28P & D26P Phones. Plugs directly into the phone providing 38 additional keys. Upto 6 EXP-38s can be daisy chained together for a total of 228 keys. Keys can be programmed for speed dialing, call pickup, intercom, hold, transfer, voicemail, forward, DND, etc., providing you an easy way to increase the number of programmable keys on your D28P & D26P Phones.

DWP04 WiFi Phones are designed for users that are always on the go! Whether you are moving around within your campus or travelling to different locations, this is the ideal phone for you. Connect to any Wireless network or hotspot and you can start making and receiving phone calls! Ideal for network administrators, field engineers, medical professionals, or anyone on the move! Works with any 802.11b/g Wireless router or access-point and support most / all of the wireless security protocols. Fully compliant with SIP 2.0 protocol and can be used for making peer-to-peer calls or regular SIP calls.