diff --git a/bundles/org.openhab.binding.freeboxos/src/main/java/org/openhab/binding/freeboxos/internal/handler/ServerHandler.java b/bundles/org.openhab.binding.freeboxos/src/main/java/org/openhab/binding/freeboxos/internal/handler/ServerHandler.java
index 5ba705ca7b9..36927250c99 100644
--- a/bundles/org.openhab.binding.freeboxos/src/main/java/org/openhab/binding/freeboxos/internal/handler/ServerHandler.java
+++ b/bundles/org.openhab.binding.freeboxos/src/main/java/org/openhab/binding/freeboxos/internal/handler/ServerHandler.java
@@ -192,10 +192,8 @@ public class ServerHandler extends ApiConsumerHandler implements FreeDeviceIntf
             updateRateBandwidth(status.rateUp(), status.bandwidthUp(), "up");
             updateRateBandwidth(status.rateDown(), status.bandwidthDown(), "down");
 
-            updateChannelQuantity(GROUP_CONNECTION_STATUS, BYTES_UP, new QuantityType<>(status.bytesUp(), OCTET),
-                    GIBIOCTET);
-            updateChannelQuantity(GROUP_CONNECTION_STATUS, BYTES_DOWN, new QuantityType<>(status.bytesDown(), OCTET),
-                    GIBIOCTET);
+            updateChannelQuantity(GROUP_CONNECTION_STATUS, BYTES_UP, status.bytesUp(), OCTET);
+            updateChannelQuantity(GROUP_CONNECTION_STATUS, BYTES_DOWN, status.bytesDown(), OCTET);
         }
         if (anyChannelLinked(GROUP_FTTH,
                 Set.of(SFP_PRESENT, SFP_ALIM, SFP_POWER, SFP_SIGNAL, SFP_LINK, SFP_PWR_TX, SFP_PWR_RX))) {
@@ -218,14 +216,12 @@ public class ServerHandler extends ApiConsumerHandler implements FreeDeviceIntf
     }
 
     private void updateRateBandwidth(long rate, long bandwidth, String orientation) {
-        QuantityType<?> rateUp = new QuantityType<>(rate * 8, Units.BIT_PER_SECOND);
+        QuantityType<?> rateUp = new QuantityType<>(rate * 8, BIT_PER_SECOND);
         QuantityType<?> bandwidthUp = new QuantityType<>(bandwidth, BIT_PER_SECOND);
-        updateChannelQuantity(GROUP_CONNECTION_STATUS, RATE + "-" + orientation, rateUp, KILOBIT_PER_SECOND);
-        updateChannelQuantity(GROUP_CONNECTION_STATUS, BW + "-" + orientation, bandwidthUp, KILOBIT_PER_SECOND);
+        updateChannelQuantity(GROUP_CONNECTION_STATUS, RATE + "-" + orientation, rateUp);
+        updateChannelQuantity(GROUP_CONNECTION_STATUS, BW + "-" + orientation, bandwidthUp);
         updateChannelQuantity(GROUP_CONNECTION_STATUS, PCT_BW + "-" + orientation,
-                !bandwidthUp.equals(QuantityType.ZERO) ? rateUp.multiply(HUNDRED).divide(bandwidthUp)
-                        : QuantityType.ZERO,
-                Units.PERCENT);
+                !bandwidthUp.equals(QuantityType.ZERO) ? rateUp.divide(bandwidthUp) : QuantityType.ZERO, PERCENT);
     }
 
     @Override
diff --git a/bundles/org.openhab.binding.freeboxos/src/main/resources/OH-INF/i18n/freeboxos.properties b/bundles/org.openhab.binding.freeboxos/src/main/resources/OH-INF/i18n/freeboxos.properties
index f8889950ce7..663b4b942b0 100644
--- a/bundles/org.openhab.binding.freeboxos/src/main/resources/OH-INF/i18n/freeboxos.properties
+++ b/bundles/org.openhab.binding.freeboxos/src/main/resources/OH-INF/i18n/freeboxos.properties
@@ -214,8 +214,6 @@ channel-type.freeboxos.alarm-volume.label = Alarm Volume
 channel-type.freeboxos.alternate-ring.label = Alternating Ring
 channel-type.freeboxos.bandwidth-usage.label = Bandwidth Usage
 channel-type.freeboxos.bandwidth-usage.description = Current bandwidth usage
-channel-type.freeboxos.bandwidth.label = Bandwidth
-channel-type.freeboxos.bandwidth.description = Available bandwidth
 channel-type.freeboxos.basic-shutter.label = Shutter
 channel-type.freeboxos.basic-shutter.description = Shutter command
 channel-type.freeboxos.box-event.label = Server Event
diff --git a/bundles/org.openhab.binding.freeboxos/src/main/resources/OH-INF/thing/channel-types.xml b/bundles/org.openhab.binding.freeboxos/src/main/resources/OH-INF/thing/channel-types.xml
index 65c6dd67949..4dee0b5198b 100644
--- a/bundles/org.openhab.binding.freeboxos/src/main/resources/OH-INF/thing/channel-types.xml
+++ b/bundles/org.openhab.binding.freeboxos/src/main/resources/OH-INF/thing/channel-types.xml
@@ -5,11 +5,11 @@
 	xsi:schemaLocation="https://openhab.org/schemas/thing-description/v1.0.0 https://openhab.org/schemas/thing-description-1.0.0.xsd">
 
 	<channel-type id="lcd-brightness" advanced="true">
-		<item-type>Number:Dimensionless</item-type>
+		<item-type unitHint="%">Number:Dimensionless</item-type>
 		<label>Screen Brightness</label>
 		<description>Brightness level of the screen in percent</description>
 		<category>Light</category>
-		<state pattern="%d %unit%" min="0" max="100"/>
+		<state pattern="%d %%" min="0" max="100"/>
 	</channel-type>
 
 	<channel-type id="lcd-orientation" advanced="true">
@@ -104,40 +104,33 @@
 	</channel-type>
 
 	<channel-type id="bandwidth-usage">
-		<item-type>Number:Dimensionless</item-type>
+		<item-type unitHint="%">Number:Dimensionless</item-type>
 		<label>Bandwidth Usage</label>
 		<description>Current bandwidth usage</description>
-		<state readOnly="true" pattern="%.2f %unit%"/>
+		<state readOnly="true" pattern="%.0f %%"/>
 	</channel-type>
 
 	<channel-type id="transfer-rate">
-		<item-type>Number:DataTransferRate</item-type>
+		<item-type unitHint="Mbit/s">Number:DataTransferRate</item-type>
 		<label>Transfer Rate</label>
 		<description>Current transfer rate</description>
 		<state readOnly="true" pattern="%.2f %unit%"/>
 	</channel-type>
 
 	<channel-type id="transfer-rate-bps" advanced="true">
-		<item-type>Number:DataTransferRate</item-type>
+		<item-type unitHint="bit/s">Number:DataTransferRate</item-type>
 		<label>Transfer Rate</label>
 		<description>Current transfer rate</description>
-		<state readOnly="true" pattern="%.2f bit/s"/>
+		<state readOnly="true" pattern="%.0f bit/s"/>
 	</channel-type>
 
 	<channel-type id="transfer-bytes" advanced="true">
-		<item-type>Number:DataAmount</item-type>
+		<item-type unitHint="GB">Number:DataAmount</item-type>
 		<label>Transfered Bytes</label>
 		<description>Total data transfered since last connection</description>
 		<state readOnly="true" pattern="%.2f %unit%"/>
 	</channel-type>
 
-	<channel-type id="bandwidth" advanced="true">
-		<item-type>Number:DataTransferRate</item-type>
-		<label>Bandwidth</label>
-		<description>Available bandwidth</description>
-		<state readOnly="true" pattern="%.2f %unit%"/>
-	</channel-type>
-
 	<channel-type id="uptime" advanced="true">
 		<item-type>Number:Time</item-type>
 		<label>Uptime</label>
@@ -451,7 +444,7 @@
 		<item-type unitHint="%">Number:Dimensionless</item-type>
 		<label>Alarm Volume</label>
 		<category>oh:freeboxos:sirene</category>
-		<state min="0" max="100" step="1" pattern="%d %unit%"/>
+		<state min="0" max="100" step="1" pattern="%d %%"/>
 	</channel-type>
 
 	<channel-type id="alarm-pin">