Intoners Song

You are empowered by the mythical forces surrounding the Intoners, expressing this power through a song representative of your soul. You can invoke your Intoners Song, provided you aren't incapable of speech, wearing heavy armor or using a shield. Emboldening you and your allies with a Soulful melody.
You can use a bonus action to start your Intoners Song, which lasts for 1 minute. It ends early if you are incapacitated, silenced, or if you don heavy armor or a shield. You can also dismiss your Intoners Song at any time you choose (no action required).
While your Intoners Song is active, you gain the following benefits:

• You gain a bonus to your AC equal to your Charisma modifier (minimum of +1).
• Your walking speed increases by 10 feet.
• You have advantage on Dexterity (Acrobatics) and Charisma (Performance) checks.
• You gain a bonus to any Constitution saving throws you make to maintain concentration on a spell. The bonus equals your Charisma modifier (minimum of +1).
• Allies within 60ft of you who can hear you gain one Bardic Inspiration die when you activate your Intoners Song.

Additionally, any feature that expends your bardic inspiration die can be used an unlimited amount of times during your Intoners Song.You can use this feature a number of times equal to your proficiency bonus, and you regain all expended uses of it when you finish a long rest.