Index: head/usr.sbin/bluetooth/bthidd/hid.c
===================================================================
--- head/usr.sbin/bluetooth/bthidd/hid.c
+++ head/usr.sbin/bluetooth/bthidd/hid.c
@@ -165,9 +165,21 @@
 			continue;
 
 		page = HID_PAGE(h.usage);
-		usage = HID_USAGE(h.usage);
 		val = hid_get_data(data, &h);
 
+		/*
+		 * When the input field is an array and the usage is specified
+		 * with a range instead of an ID, we have to derive the actual
+		 * usage by using the item value as an index in the usage range
+		 * list.
+		 */
+		if ((h.flags & HIO_VARIABLE)) {
+			usage = HID_USAGE(h.usage);
+		} else {
+			const uint32_t usage_offset = val - h.logical_minimum;
+			usage = HID_USAGE(h.usage_minimum + usage_offset);
+		}
+
 		switch (page) {
 		case HUP_GENERIC_DESKTOP:
 			switch (usage) {