If you’re a fan of Shark Tank, you may remember John Devecka and Eric Berkowitz. They are the founders of Singtrix, the New York-based maker of a voice-enhancing karaoke machine that promises that ...

Welcome to IRL, an ongoing feature where we talk about the gadgets, apps and toys we're using in real life and take a second look at products that already got the formal review treatment. When the ...

We may receive a commission on purchases made from links. When entrepreneurs John Devecka and Eric Berkowitz wheeled their do-it-all karaoke machine Singtrix onto the "Shark Tank" stage, they had some ...

What’s your karaoke song? If you have an instant answer to that (or even if you don’t), pay attention. The guys that helped create Guitar Hero, John Devecka, Charles Huang, and Kai Huang, along with ...

The investors on ABC's hit pitch show "Shark Tank" absolutely loved the Singtrix karaoke machine that lets even the worst singers sing in tune. They loved it so much that four of them offered $1.5 ...

Some people can belt out their favorite songs (whether or not they're in the shower) and still sound good. For others, staying on-pitch during "Happy Birthday" is a challenge and getting up on stage ...

The Singtrix karaoke machine is powered by the most advanced vocal effects technology available, packed into a simple plug & play design…just play a song, turn the effects dial, and start singing.

If there's one theme running through the work of Kai and Charles Huang, it's the notion that an utter lack of musical ability shouldn't be enough to keep you from realizing your rock and roll ...

Part of karaoke’s appeal isn’t just the opportunity to show off one’s mad skills on the mic — almost everyone can get a kick out of both observing and performing an awful rendition of a Counting Crows ...

Singtrix is the personal karaoke machine of the future. Instead of being limited by karaoke-friendly, vocal-free tunes, Singtrix lets you erase the vocal track from any song in your phone or tablet, ...