1 X Consumer Electronic Products Handset For Partner MLS 6, 12, 12D, 18D, or AT&T Spirit Telephones Black Supply Store Handset for Lucent/Avaya Partner MLS phones and AT&T Spirit Phones Works with Partner MLS 6, MLS 12, MLS 12D, MLS 18D and MLS 34D phones Works with AT&T Spirit 6 Button and 24 Button phones. Black Color