The Nothing Phone 3a series is set to be unveiled on March 4 at this year’s Mobile World Congress, but a steady stream of leaks has given us an almost complete list of specs, with only two key details left to reveal: the price and the purpose of mystery button that you’ll “love to click many times a day.”

The highly anticipated Nothing Phone 3a series is making waves with a fresh set of leaks, hinting at notable upgrades over its predecessors. Just days before its official unveiling on March 4, a leaked promotional video has surfaced,

The Nothing Phone 3A and 3A Pro have leaked in new images and videos that show off the two phones’ designs and detail the key specs. So far, the two phones appear to be almost identical, with only two camera changes — and slightly different rear camera designs — to pull them apart.

The Nothing Phone 3a video mentions an "advanced new camera system" – comprising a 50MP + 50MP + 8MP triple-lens setup on the back, with 2x optical zoom – and it seems there's going to be plenty here that appeals to serious mobile photographers.

We learned recently that Nothing intends to launch a new smartphone on March 4, the Nothing Phone 3a. However, it’s also been rumored that we might get two phones in March, the 3a and the Nothing Phone 3a Pro.

Following an official (and controversial) tease on the company's YouTube channel and an overnight leak with renders of both phones, promo videos for both the Nothing Phone 3a and 3a Pro have popped up on social media.