The FCC has listed several variants of the Samsung Galaxy A23 5G, some of them dual SIM, the others single. The phone, model name SM-A236, will be a 5G-enabled alternative to the Galaxy A23. Besides 5G (with various bands, depending on the exact model), the phone also features dual-band Wi-Fi 5 (ac), Bluetooth 5.0, NFC. It also has a microSD card slot on board (it’s not clear if this means a hybrid slot on the dual SIM versions). Additionally, the phone will be powered by a 5,000mAh battery with 25W fast charging (same as the 4G phone). The A23 5G will feature the Snapdragon 695...
Source: https://www.gsmarena.com/samsung_galaxy_a23_5g_passes_through_fcc_will_have_a_5000mah_battery_with_25w_charging-news-55088.php