Description
- 20 Chanel Voice Compression module required for IP Trunking and IP extensions.
- 25ms echo cancellation
- Avaya IP Office Internal Daughter Cards are fitted inside the base module of the IP403, IP406 v1/v2 and IP412 platforms and add voice compression or modem features that allow businesses to easily and quickly extend Voice over IP (VoIP) resources and remote access benefits to a growing number of users The VCM 20 Expansion Kit is a add on 20 channel voice compression module required for IP trunking and IP extensions.