Apply suggestions from code review

Co-authored-by: Cem Aksoylar <caksoylar@users.noreply.github.com>

Author: nmunnich

docs/docs/development/hardware-integration/dongle.mdx

@@ -6,7 +6,7 @@ sidebar_label: Keyboard Dongle
 import Tabs from "@theme/Tabs";
 import TabItem from "@theme/TabItem";
 
-A bluetooth dongle can be added to any keyboard running ZMK. The result is a [split keyboard](../../features/split-keyboards.md) with the dongle as ["central"](../../features/split-keyboards.md#central-and-peripheral-roles). There are a number of advantages to adding a dongle, but also some disadvantages:
+A bluetooth dongle can be added to any wireless keyboard running ZMK. The result is a [split keyboard](../../features/split-keyboards.md) with the dongle as ["central"](../../features/split-keyboards.md#central-and-peripheral-roles). There are a number of advantages to adding a dongle, but also some disadvantages:
 
 Benefits:
 
@@ -15,7 +15,7 @@ Benefits:
 
 Disadvantages:
 
-- An extra [board](../../faq.md#what-is-a-board) is needed (any BLE-capable board will work).
+- An extra [board](../../faq.md#what-is-a-board) is needed (any BLE-capable board that ZMK supports will work).
 - The keyboard becomes unusable without the dongle.
 
 Depending on how the dongle is used, there are some additional [latency considerations](../../features/split-keyboards.md#latency-considerations) to keep in mind.
@@ -283,7 +283,7 @@ Make sure that the `transform` property uses the same label as your matrix trans
 Before flashing your new firmware, you need to flash `settings_reset` [firmware](../../troubleshooting/connection-issues.mdx#acquiring-a-reset-uf2) on all devices to ensure they can pair to each other.
 :::
 
-Add the appropriate lines to your `build.yml` file to build the firmware for your dongle. Also add some CMake arguments using `cmake-args` to the existing parts of your keyboard, turning them into peripherals for your dongle.
+Add the appropriate lines to your `build.yml` file to build the firmware for your dongle. Also add some CMake arguments using `cmake-args` to the existing parts of your keyboard, turning them into peripherals for your dongle.[^2]
 
 ```yaml
 include:
@@ -306,3 +306,4 @@ To use your dongled keyboard with [ZMK Studio](../../features/studio.md), apply
 If you ever want to "undongle" your keyboard, simply remove these CMake arguments and flash the resulting firmware (after a `settings_reset`).
 
 [^1]: If you have a custom dongle that uses an onboard MCU, then you will need to take a slightly different approach that isn't currently documented.
+[^2]: If you are building locally, you can append these flags to the end of the [build command](../local-toolchain/build-flash.mdx#cmake-arguments).