diff --git a/Lua_scripts/MultiChan.txt b/Lua_scripts/MultiChan.txt
index 5d5ede4..ac07420 100644
--- a/Lua_scripts/MultiChan.txt
+++ b/Lua_scripts/MultiChan.txt
@@ -99,8 +99,8 @@
 26,1,Hontai,JJRCX1,1,Flip,Arm,Pict,Video,HLess,RTH,Calib
 26,2,Hontai,X5C1,1,Flip,Arm,Pict,Video,HLess,RTH,Calib
 26,3,Hontai,FQ777_951,1,Flip,Arm,Pict,Video,HLess,RTH,Calib
-57,0,HoTT,Sync,0,CH5,CH6,CH7,CH8,CH9,CH10,CH11,CH12
-57,1,HoTT,No_Sync,0,CH5,CH6,CH7,CH8,CH9,CH10,CH11,CH12
+57,0,HoTT,Sync,0,CH5,CH6,CH7,CH8,CH9,CH10,CH11,CH12,CH13,CH14,CH15,CH16
+57,1,HoTT,No_Sync,0,CH5,CH6,CH7,CH8,CH9,CH10,CH11,CH12,CH13,CH14,CH15,CH16
 2,0,Hubsan,H107,1,Flip,Light,Pict,Video,HLess
 2,1,Hubsan,H301,0,RTH,Light,Stab,Video
 2,2,Hubsan,H501,0,RTH,Light,Pict,Video,HLess,GPS_H,ALT_H,Flip,FModes
diff --git a/Protocols_Details.md b/Protocols_Details.md
index e985e61..6283510 100644
--- a/Protocols_Details.md
+++ b/Protocols_Details.md
@@ -537,7 +537,7 @@ Basic telemetry using FrSky Hub on er9x, erskyTX, OpenTX and any radio with FrSk
 MINIMA, MICRO and RED receivers. Also used by ARES planes.
 
 ## HoTT - *57*
-Models: Graupner HoTT receivers (tested on GR-12, GR-12L, GR-16 and Vector).
+Models: Graupner HoTT receivers (tested on GR-12, GR-12L, GR-16, GR-32 and Vector).
 
 Extended limits, failsafe and LBT supported.
 
@@ -552,9 +552,9 @@ The RX and sensors/FC features configuration are done through the OpenTX script
 Option for this protocol corresponds to fine frequency tuning. This value is different for each Module and **must** be accurate otherwise the link will not be stable.
 Check the [Frequency Tuning page](/docs/Frequency_Tuning.md) to determine it.
 
-CH1|CH2|CH3|CH4|CH5|CH6|CH7|CH8|CH9|CH10|CH11|CH12
----|---|---|---|---|---|---|---|---|----|----|----
-CH1|CH2|CH3|CH4|CH5|CH6|CH7|CH8|CH9|CH10|CH11|CH12
+CH1|CH2|CH3|CH4|CH5|CH6|CH7|CH8|CH9|CH10|CH11|CH12|CH13|CH14|CH15|CH16
+---|---|---|---|---|---|---|---|---|----|----|----|----|----|----|----
+CH1|CH2|CH3|CH4|CH5|CH6|CH7|CH8|CH9|CH10|CH11|CH12|CH13|CH14|CH15|CH16
 
 ### Sub_protocol Sync - *0*
 Recommended for best telemetry performance.