It happened at 9:40 p.m. on Wednesday at the Metro PCS store at 2811 North 22nd Street.
A surveillance camera captured the man as he forced his way under a security gate then broke through the glass door.
RELATED: Watch the surveillance video
While inside, the suspect took a computer monitor and phones valued at $379 and fled on foot in an unknown direction.
The suspect is described as a black male in his early to mid 20's. He was wearing a dark hooded jacket with fur lining on the hood, blue jeans and a dark baseball cap with red lettering.
Anyone with information is asked to dial 911 or contact Philadelphia Police at 215.686.TIPS or through phillypolice.com.
