Vortex VX-1000 baby blue ISO-ll / G.722 Codec

TSL 2U rackmount speaker (used with AMUT series audio monitors)

Atp worldnet Milano apt-x enhanced full dplex audio codec for ISDN From APT W

Glensound GSGC24a 3 channel ISDN mixer with codec with G722 G711

1X Glensound GSGC24a 3 channel ISDN mixer with + psu. codec G722 G711

Robert leacroft ISDN to dual 4wire unit

Telos Zephyr xstream ISDN audio codec from Telos

Nicral CCD cdq prima220 ISDN mainframe and remote panel Easycall 20Khz stereo