2-Way Commands

Apex
All # Talk *=Listen 0=End (can be changed through programming)

AT&T
8300 0 Siren Off 1 Talk 2 Vox 3 Listen 7 Extend 9 End

Ademco (Default Lynx AVM online time 5 minutes, UVS 90 seconds)
Lynx AVM 1 Talk 2 Vox 3 Listen 7 Extend 5 min 9 End
UVS 1 Talk 2 Vox 3 Listen 7 Extend 90 sec 88 5 min Callback 99 End

AVP
CAT (V 1) * = Initiate 1 Talk 2 VOX 3 Listen 5 Playback 9 End
CAT (V 2+) * 2 = Initiate #1 Talk #2 VOX #3 Listen #5 Playback #9 End

C&K
Validator * Initiate 1 Talk 2 Vox 3 Listen 7 Extend 5 min 99 End
# Cancel prev. 88 Callback

Caddx
3500 1 Talk 2 = Vox 3 Listen 7 Extend 99 End
88 5 min. Callback
NX-534 1 Talk 3 Listen 7 Extend 99 End

Capricorn
EM300 1 Talk 2 Listen 3 Mic Volume 7 Extend 99 End

DSC
PC5204 1 Talk 3 Listen 7 Extend 99 End
Envoy 1 Talk 3 Listen 7 Extend 99 End

Eagle
1221 1 Talk 2 Listen 3 Volume 7 Extend 5 min 8 5-min Callback 9 End
1225 1 Talk 2 Listen 3 Volume 7 Extend 5 min 8 5-min Callback 9 End
1226 1 Talk 2 Listen 3 Volume 7 Extend 5 min 8 5-min Callback 9 End
1231 1 Talk 2 Listen 3 Volume 7 Extend 5 min 8 5-min Callback 9 End
1241 1 Talk 2 Vox 3 Listen 7 Extend 5 min 8 5-min Callback 9 End
1242 1 Talk 2 Vox 3 Listen 7 Extend 5 min 8 5-min Callback 9 End
If using Callback mode all above must enter * to initiate 2-way while dialing house
1250 1 Talk 2 Listen 3 Hi Listen 7 Extend 5 min 9 End
Terminator If using Callback mode must enter *55* to initiate 2-way while dialing house

Gardsman 1 Login 2 Arms 3 Disarms 5 Listen 6 Listen 0 End

ITI
Interrogator * Login 0 Listen 4 Talk 5 Playback* 7 Extend 9 End
(Standard) Recording *with memory board
Interrogator * Login 1 Talk 3 Listen 5 Playback 7 Extend 9 End
(Alternate) 6 Aux Relay Recording*
Simon 2 * Logon 1 Talk 3 Listen 7 Extend 90 sec 9 End
Simon 3 * Logon 1 Talk 2 Vox Mode 3 Listen 7 Extend 90 sec 9 End

Linear
CP90 (with AUD-1) 2 Talk 8 Listen 5 End 6 End 7 End 4 End
DF-16 (with VB-1) 1 Talk 3 Listen 9 End
DVS2400 (with VB-2) 1 Talk 3 Listen 9 End

Verifier 1 Talk 2 Listen 3 Hi Listen 7 Extend 4 min 88 3-min Callback 99 End
Verifier + 1 Talk 2 Listen 3 Hi Listen 7 Extend 3 min 88 3-min Callback 99 End
Default Online Times
Apex 6100 2 minutes (default, adjustable from 1 to 255 minutes)
C&K 5 minutes (Callback window 2.5 minutes)
Caddx 3500 90 seconds (default, adjustable from 30 to ? seconds, callback window 5 minutes)
Capricorn EM-300 2 minutes
Caddx NX-534 1 minute (default, adjustable from 1 to 255 seconds)
DSC PC5010 90 seconds (default, adjustable from 1 to 99 seconds)
DSC Envoy 90 seconds (default, adjustable from 1 to 99 seconds)
Eagle 1225 4 minutes (Callback window 5 minutes)
Eagle 1250 5 minutes
Gardsman Inactive: 30 sec Active: 5 minutes
ITI Interrogator 1 minute, v1.5 selectable up to 4 minutes, 30 seconds only if on SX-V
ITI Simon 2 & 3 90 seconds
Linear CP90 2 minutes
Linear DVS2400 90 seconds
Linear SSD 90 seconds
Verifier+ 2 minutes
Multiple signals will disrupt 2-way with DSC 5904, Eagle 1250 (if switch 6 OFF)
Multiple signals will not disrupt 2-way with ITI Simon, Caddx NX-534