2 x Antenna 1 x Optical SPDIF Out 2 x Thunderbolt 4 Type-C (40 Gb/s) 4 x USB 3.2 Gen2 Type-C 4 x USB 3.2 Gen1 Type-C (USB32_TC_56 support Ultra USB Power) 2 x RJ-45 LAN 1 x Clear CMOS Button 1 x BIOS