Annuncicom Standard firmware:

Firmware v4.07: annuncimulti_updatekit_v0407_20140312.zip

ABCL IP-Intercom Firmware:

Firmware v1.18: abcl_ip_intercom_v0118_20190523.zip

ABCL SIP Client Firmware:

Firmware v2.20: abcl_sip_v2.20_20180704.zip

ABCL AnytoAll Firmware:

Firmware v2.03: abcl_any2all_v0203_20200918.zip