Includes 2 E1/T1 voice modules, 1 quad FXS voice module, 1 quad FXO voice module, dual 10/100BaseT Ethernet, single AC power supply, SIP support and G.711/723.1/726/727/729AB Vocoders. This product is end-of-life and limited quantities are available. Existing installed base will be supported by AudioCodes up to software Version 6.6 (SIP protocol based). This product has been replaced by the Mediant 1000B.
M1K-M20