2 x Antenna 1 x PS/2 Keyboard 1 x PS/2 Mouse 1 x Optical SPDIF Out 2 x Thunderbolt 4 Type-C 1 x USB 3.2 Gen2x2 Type-C 4 x USB 3.2 Gen2 Type-A 1 x USB 3.2 Gen1 1 x RJ-45 LAN 1 x Clear CMOS Button 1 x