Music played in San Francisco Mission District tracked by solar-powered phone

SAN FRANCISCO (KGO) -- There's a new way to find out what's on and poppin' in San Francisco's Mission District. Well..

. sort of. There's a new playlist online called " Bop Spotter .

" It uploads songs that are being played in a specific area in real-time. Here's how it works. MORE: Let's rock! Disney Music releases album, 'A Whole New Sound' A software engineer named Riley Walz installed a box on a power pole in the Mission.

Inside of the box is an old phone that "Shazams" songs in the area 24-7. It's all solar-powered. If you're unfamiliar, Shazam is an app that tells you the title of a song being played nearby.

So, you can go online and see what music was played near the phone, whether it's from a car passing by or a pedestrian playing music -- the list of possibilities goes on..