( Single Channel )
» Internal Flash Memory 2GB (Tel-SD-100)
» Telephone Interface
» Type: Analog
( Four Channel )
» Internal Flash Memory 2GB (Tel-SD-100)
» Telephone Interface
» Type: Analog
( Memory 4 GB )
» Internal Flash Memory 4GB (Tel-SDPL-100)
» Telephone Interface
» Type: Analog
( Memory 8 GB )
» Internal Flash Memory 8GB (Tel-SDPL-400)
» Telephone Interface
» Type: Analog