FRITZ! A1 3.0 international, ISDN, 128 Kbit/s, X.75 (with V.42bis per CAPI 2.0), HDLC transparent, ISO 8208 (X.25, Eurofile transfer), T.70,..., 160 x 70 FRITZ! A1 3.0 international. Mga protokol ng data link: ISDN. Bilis ng modem: 128 Kbit/s, Mga protokol ng B-channel: X.75 (with V.42bis per CAPI 2.0), HDLC transparent, ISO 8208 (X.25, Eurofile transfer), T.70,.... Mga Dimensyon (WxDxH): 160 x 70