Meet Duo Voice: the first LinkedIn voice AI that doubles your replies

Arjun Krisna

March 3, 2025

LinkedIn voice messages just got an upgrade.

Breaking through to prospects is tougher than ever — but that’s where Duo Voice comes in.

Sales reps using LinkedIn voice messages see 150% higher reply rates, and now, you can send them at scale — with AI that sounds just like you.

No re-recording. No wasted time. Just realistic, personalized voice messages in under 10 seconds.

Curious? Keep reading to see how Duo Voice changes the game.

Cold emails? Stuck in spam.

Calls? Straight to voicemail.

Breaking through to your prospects is harder than ever. 

We’ve all been there. 

Sending out dozens of messages, hoping to spark meaningful conversations, only to get... crickets.

You know LinkedIn is the place to connect, but how do you stand out when everyone’s sending the same old requests and follow-ups?

What if there was a faster, easier way to grab attention — one that feels personal and human, but doesn’t take up all your time?

Introducing Duo Voice: The first LinkedIn voice AI

Data from over 50,000 responses shows that LinkedIn voice messages increase reply rates by 150% compared to text.

And now, Duo Voice makes it effortlessly easy to record and share AI voice messages at scale that sound just like you.

It’s not just about the difference between message formats — our sales team saw a noticeable uplift in multichannel outreach results with the addition of voice messages.

When you think about it, this makes a lot of sense.

Prospects are constantly bombarded with automated text messages, so sending a personalized voice message is a great way to stand out from your competitors and adds a more authentic touch to your outreach.

“Duo Voice saves me valuable time and delivers impressive results — I’ve received over 10 replies and secured a meeting — all from just a handful of voice notes!”

Luis Ramos, Account Executive at Tractian

Send realistic voice messages in under 10 seconds

Forget spending hours re-recording messages because your voice didn’t sound perfect or there was background noise. 

No more endless loops of recording, deleting, and starting over for every prospect. 

On average, it takes a sales rep around 3 to 5 minutes (or even more!) to send a voice message to one prospect including research and execution, but Duo Voice brings this down to under 10 seconds. 

Here’s how it works:

Step 1: Record your voice

Submit a quick voice sample to Duo.

Step 2: Adjust your sequence

Add a LinkedIn voice message step alongside your favorite multichannel outreach channels.

Step 3: Add your script or generate script with AI

You can either write your own voice message scripts for Duo to read, or let your AI Copilot generate personalized scripts for each prospect.

And yes, Duo Voice can even read dynamic fields, so you don’t have to settle for generic, one-size-fits-all messaging!

Then let Duo do its magic and send voice messages that sound just like you.

And just like that, watch the replies roll in!

Want to see Duo Voice in action? Reach out to start your free trial today!

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