Avaya IP400 VCM 4 Expansion Kit (700359854) The Avaya IP400 VCM 4 provides four voice compression channels for your Avaya IP Office system. VCM channels allow you to add IP trunking and IP endpoint applications. Like New: New: $129.00 This product is eligible for 2 Year Platinum Protection! IP400 VCM 4 Features 4 channel voice compression module required for IP trunking and IP extensions 64ms echo cancellation Compatibility Compatible with IP403, IP406 V1, IP406 V2, and IP412 control units Compatible IP500 when fitted with Legacy Card Carrier
