adds the loudness booster(instruments) and Encryption key slot to pAIs. (lazy tg port 2.)

code/datums/action.dm

@@ -301,10 +301,7 @@
 /datum/action/item_action/synthswitch/Trigger()
 	if(istype(target, /obj/item/instrument/piano_synth))
 		var/obj/item/instrument/piano_synth/synth = target
-		var/chosen = input("Choose the type of instrument you want to use", "Instrument Selection", "piano") as null|anything in synth.insTypes
-		if(!synth.insTypes[chosen])
-			return
-		return synth.changeInstrument(chosen)
+		return synth.selectInstrument()
 	return ..()
 
 /datum/action/item_action/vortex_recall
@@ -827,4 +824,4 @@
 	for(var/datum/action/A in M.actions)
 		if(istype(A, action_type))
 			return A
-	return 
+	return 

code/game/machinery/announcement_system.dm

@@ -29,7 +29,7 @@ GLOBAL_LIST_EMPTY(announcement_systems)
 /obj/machinery/announcement_system/Initialize()
 	. = ..()
 	GLOB.announcement_systems += src
-	radio = new /obj/item/radio/headset/ai(src)
+	radio = new /obj/item/radio/headset/silicon/ai(src)
 	update_icon()
 
 /obj/machinery/announcement_system/update_icon()

code/game/objects/items/devices/instruments.dm

@@ -108,6 +108,12 @@
 	song.instrumentDir = name
 	song.instrumentExt = insTypes[name]
 
+/obj/item/instrument/piano_synth/proc/selectInstrument() // Moved here so it can be used by the action and PAI software panel without copypasta
+	var/chosen = input("Choose the type of instrument you want to use", "Instrument Selection", song.instrumentDir) as null|anything in insTypes
+	if(!insTypes[chosen])
+		return
+	return changeInstrument(chosen)
+
 /obj/item/instrument/banjo
 	name = "banjo"
 	desc = "A 'Mura' brand banjo. It's pretty much just a drum with a neck and strings."

code/game/objects/items/devices/radio/headset.dm

@@ -254,12 +254,17 @@ GLOBAL_LIST_INIT(channel_tokens, list(
 	keyslot = null
 	bowman = TRUE
 
-/obj/item/radio/headset/ai
+/obj/item/radio/headset/silicon/pai
+	name = "\proper mini Integrated Subspace Transceiver "
+	subspace_transmission = FALSE
+
+
+/obj/item/radio/headset/silicon/ai
 	name = "\proper Integrated Subspace Transceiver "
 	keyslot2 = new /obj/item/encryptionkey/ai
 	command = TRUE
 
-/obj/item/radio/headset/ai/can_receive(freq, level)
+/obj/item/radio/headset/silicon/can_receive(freq, level)
 	return ..(freq, level, TRUE)
 
 /obj/item/radio/headset/attackby(obj/item/W, mob/user, params)

code/modules/mob/living/silicon/ai/ai.dm

@@ -146,7 +146,7 @@
 	aiPDA.name = name + " (" + aiPDA.ownjob + ")"
 
 	aiMulti = new(src)
-	radio = new /obj/item/radio/headset/ai(src)
+	radio = new /obj/item/radio/headset/silicon/ai(src)
 	aicamera = new/obj/item/camera/siliconcam/ai_camera(src)
 
 	deploy_action.Grant(src)

code/modules/mob/living/silicon/pai/pai.dm

@@ -10,6 +10,7 @@
 	health = 500
 	maxHealth = 500
 	layer = BELOW_MOB_LAYER
+	var/obj/item/instrument/piano_synth/internal_instrument
 	silicon_privileges = PRIVILEDGES_PAI
 	var/datum/element/mob_holder/current_mob_holder //because only a few of their chassis can be actually held.
 
@@ -27,6 +28,7 @@
 	var/speakDoubleExclamation = "alarms"
 	var/speakQuery = "queries"
 
+	var/obj/item/radio/headset			// The pAI's headset
 	var/obj/item/pai_cable/cable		// The cable we produce and use when door or camera jacking
 
 	var/master				// Name of the one who commands us
@@ -54,6 +56,7 @@
 
 	var/obj/item/integrated_signaler/signaler // AI's signaller
 
+	var/encryptmod = FALSE
 	var/holoform = FALSE
 	var/canholo = TRUE
 	var/obj/item/card/id/access_card = null
@@ -84,6 +87,7 @@
 	var/icon/custom_holoform_icon
 
 /mob/living/silicon/pai/Destroy()
+	QDEL_NULL(internal_instrument)
 	if (loc != card)
 		card.forceMove(drop_location())
 	card.pai = null
@@ -106,7 +110,7 @@
 	card = P
 	signaler = new(src)
 	if(!radio)
-		radio = new /obj/item/radio(src)
+		radio = new /obj/item/radio/headset/silicon/pai(src)
 
 	//PDA
 	pda = new(src)
@@ -296,6 +300,17 @@
 /mob/living/silicon/pai/process()
 	emitterhealth = CLAMP((emitterhealth + emitterregen), -50, emittermaxhealth)
 
+/obj/item/paicard/attackby(obj/item/W, mob/user, params)
+	..()
+	user.set_machine(src)
+	if(pai.encryptmod == TRUE)
+		if(W.tool_behaviour == TOOL_SCREWDRIVER)
+			pai.radio.attackby(W, user, params)
+		else if(istype(W, /obj/item/encryptionkey))
+			pai.radio.attackby(W, user, params)
+	else
+		to_chat(user, "Encryption Key ports not configured.")
+
 /mob/living/silicon/pai/proc/short_radio()
 	if(radio_short_timerid)
 		deltimer(radio_short_timerid)

code/modules/mob/living/silicon/pai/software.dm

@@ -20,6 +20,8 @@
 															"universal translator" = 35,
 															//"projection array" = 15
 															"remote signaller" = 5,
+															"loudness booster" = 25,
+															"encryption keys" = 20
 															)
 
 /mob/living/silicon/pai/proc/paiInterface()
@@ -50,6 +52,8 @@
 				left_part = softwareMedicalRecord()
 			if("securityrecord")
 				left_part = softwareSecurityRecord()
+			if("encryptionkeys")
+				left_part = softwareEncryptionKeys()
 			if("translator")
 				left_part = softwareTranslator()
 			if("atmosensor")
@@ -64,6 +68,8 @@
 				left_part = softwareCamera()
 			if("signaller")
 				left_part = softwareSignal()
+			if("loudness")
+				left_part = softwareLoudness()
 
 	//usr << browse_rsc('windowbak.png')		// This has been moved to the mob's Login() proc
 
@@ -256,6 +262,9 @@
 				else
 					var/datum/atom_hud/med = GLOB.huds[med_hud]
 					med.remove_hud_from(src)
+		if("encryptionkeys")
+			if(href_list["toggle"])
+				encryptmod = TRUE
 		if("translator")
 			if(href_list["toggle"])
 				grant_all_languages(TRUE)
@@ -271,6 +280,12 @@
 				var/turf/T = get_turf(loc)
 				cable = new /obj/item/pai_cable(T)
 				T.visible_message("<span class='warning'>A port on [src] opens to reveal [cable], which promptly falls to the floor.</span>", "<span class='italics'>You hear the soft click of something light and hard falling to the ground.</span>")
+		if("loudness")
+			if(subscreen == 1) // Open Instrument
+				internal_instrument.interact(src)
+			if(subscreen == 2) // Change Instrument type
+				internal_instrument.selectInstrument()
+
 	//updateUsrDialog()		We only need to account for the single mob this is intended for, and he will *always* be able to call this window
 	paiInterface()		 // So we'll just call the update directly rather than doing some default checks
 	return
@@ -306,6 +321,8 @@
 			dat += "<a href='byond://?src=[REF(src)];software=[s]'>Camera Jack</a> <br>"
 		if(s == "remote signaller")
 			dat += "<a href='byond://?src=[REF(src)];software=signaller;sub=0'>Remote Signaller</a> <br>"
+		if(s == "loudness booster")
+			dat += "<a href='byond://?src=[REF(src)];software=loudness;sub=0'>Loudness Booster</a> <br>"
 	dat += "<br>"
 
 	// Advanced
@@ -319,6 +336,8 @@
 			dat += "<a href='byond://?src=[REF(src)];software=securityhud;sub=0'>Facial Recognition Suite</a>[(secHUD) ? "<font color=#55FF55> On</font>" : "<font color=#FF5555> Off</font>"] <br>"
 		if(s == "medical HUD")
 			dat += "<a href='byond://?src=[REF(src)];software=medicalhud;sub=0'>Medical Analysis Suite</a>[(medHUD) ? "<font color=#55FF55> On</font>" : "<font color=#FF5555> Off</font>"] <br>"
+		if(s == "encryption keys")
+			dat += "<a href='byond://?src=[REF(src)];software=encryptionkeys;sub=0'>Channel Encryption Firmware</a>[(encryptmod) ? "<font color=#55FF55> On</font>" : "<font color=#FF5555> Off</font>"] <br>"
 		if(s == "universal translator")
 			var/datum/language_holder/H = get_language_holder()
 			dat += "<a href='byond://?src=[REF(src)];software=translator;sub=0'>Universal Translator</a>[H.omnitongue ? "<font color=#55FF55> On</font>" : "<font color=#FF5555> Off</font>"] <br>"
@@ -469,6 +488,14 @@
 				. += "<pre>Requested security record not found,</pre><BR>"
 			. += "<BR>\n<A href='?src=[REF(src)];software=securityrecord;sub=0'>Back</A><BR>"
 	return .
+// Encryption Keys
+// Encryption kets
+/mob/living/silicon/pai/proc/softwareEncryptionKeys()
+	var/dat = {"<h3>Encryption Key Firmware</h3><br>
+				When enabled, this device will be able to use up to two (2) encryption keys for departmental channel access.<br><br>
+				The device is currently [encryptmod ? "<font color=#55FF55>en" : "<font color=#FF5555>dis" ]abled.</font><br>[encryptmod ? "" : "<a href='byond://?src=[REF(src)];software=encryptionkeys;sub=0;toggle=1'>Activate Encryption Key Ports</a><br>"]"}
+	return dat
+
 
 // Universal Translator
 /mob/living/silicon/pai/proc/softwareTranslator()
@@ -630,3 +657,12 @@
 	dat += "<br><br>"
 	dat += "Messages: <hr> [pda.tnote]"
 	return dat
+
+// Loudness Booster
+/mob/living/silicon/pai/proc/softwareLoudness()
+	if(!internal_instrument)
+		internal_instrument = new(src)
+	var/dat = "<h3>Sound Synthetizer</h3>"
+	dat += "<a href='byond://?src=[REF(src)];software=loudness;sub=1'>Open Synthesizer Interface</a><br>"
+	dat += "<a href='byond://?src=[REF(src)];software=loudness;sub=2'>Choose Instrument Type</a>"
+	return dat