A man walked into an AT&T store just outside of Kendall, pointed a gun at several customers inside and demanded their cellphones and wallets.
The man’s two accomplices then came in and managed to take more than $25,000 in merchandise, according to police.
Meanwhile, surveillance cameras were rolling inside the store at 12190 SW 88th St.
On Tuesday, Miami-Dade police released video of the July 13 robbery in hope of identifying the three crooks.
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The video showed at least two customers scurrying to the back of the store as the armed man moved the gun back and forth.
A female employee can be seen in the back office standing around as another man loaded a duffel bag with merchandise.
The first man is believed to be in his 40s, 5 feet, 10 inches to 6 feet, 2 inches tall and has a scar on his left cheek. He was last seen wearing a blue shirt with white stripes, blue jeans and a green hat.
The second is described as being 18 to 25 years old and 5 feet, 4 inches to 5 feet, 6 inches tall. He was last seen wearing a black hoodie shirt and grey sweatpants.
The third man is also described as being 18 to 25 years old and 5 feet, 4 inches to 5 feet, 6 inches tall. He was last seen wearing a black hoodie shirt and red gym shorts.
Police say a fourth person was waiting inside an older model gray hatchback, with a possible broken taillight.
Anyone with information is asked to call Miami-Dade Crime Stoppers at 305-471-TIPS (8477).