JetBlue Airways is doubling down on premium, and its planes are about to look very different.

On Tuesday, the airline officially unveiled the details of its highly anticipated first-class cabin: BlueFirst.

The new cabin, which has Bluetooth connectivity, extra space, and enhanced meals and entertainment, will be equipped on Airbus A220, A320, and A321 aircraft, and service is expected to start “later this year.”

JetBlue did not disclose the inaugural route, but said BlueFirst will be available “in all markets where JetBlue flies and is not currently served with Mint [business class].” This will be a departure from its historically all-economy…