xcrun instruments -s devices
Known Devices:
Black Duck's MacBook Pro [8614FE14-5336-5DF6-AC53-5F5B8CE1DDA2]
(Null) [00008030-000E605A1108802E]
Apple TV (12.1) [CB76ED08-A001-4B7E-BDD4-F6B6D9E7A151] (Simulator)
Apple TV 4K (12.1) [A18BCA8F-ECB1-4E52-89DC-681716C52294] (Simulator)
Apple TV 4K (at 1080p) (12.1) [18655124-2391-4814-9011-CC644F7B2C10] (Simulator)
Apple Watch Series 2 - 38mm (5.1) [103C8949-B841-407A-B291-35DE3D392E14] (Simulator)
Apple Watch Series 2 - 42mm (5.1) [F7A14859-9D0A-4758-8140-7490A01DA055] (Simulator)
Apple Watch Series 3 - 38mm (5.1) [E960079F-4804-4878-986F-1A9A186275BB] (Simulator)
Apple Watch Series 3 - 42mm (5.1) [21C641AE-C832-4B40-8776-4EA722C89FB4] (Simulator)
iPad (5th generation) (12.1) [9922A580-6B4B-479C-9C0D-707B92B4D57D] (Simulator)
iPad (6th generation) (12.1) [BC30F60B-575E-419C-8E5B-CB56A58A1E86] (Simulator)
iPad Air (12.1) [C9D0AA01-39AB-4882-9C4C-0E523624EB33] (Simulator)
iPad Air 2 (12.1) [42AF333C-5DBE-4F9E-85E9-2AC02978BD6C] (Simulator)
iPad Pro (10.5-inch) (12.1) [89BFFF4B-520A-44EF-996A-1A588C32E266] (Simulator)
iPad Pro (11-inch) (12.1) [7885F718-FAB9-439B-A46D-15F654D08FE4] (Simulator)
iPad Pro (12.9-inch) (12.1) [54F82CBB-64C9-43BD-B6E9-8AF53CB44E11] (Simulator)
iPad Pro (12.9-inch) (2nd generation) (12.1) [268BF2BD-6C6C-41C6-A7B7-1E52D1B90265] (Simulator)
iPad Pro (12.9-inch) (3rd generation) (12.1) [C1A88183-F40A-498A-BF5B-AC0B28F7E453] (Simulator)
iPad Pro (9.7-inch) (12.1) [F368CDCA-533A-4796-B949-453D5249CFD5] (Simulator)
iPhone 5s (12.1) [4D7212AE-26BE-439B-93D9-DDFC11F4540D] (Simulator)
iPhone 6 (12.1) [764D3922-FBC4-4114-B663-C059AC30BF56] (Simulator)
iPhone 6 Plus (12.1) [B75E2602-3959-4F27-B5C4-F200D57A014F] (Simulator)
iPhone 6s (12.1) [F22C91B6-F941-4B47-B3A0-1C89A31C39C9] (Simulator)
iPhone 6s Plus (12.1) [2E7947BC-8F10-4FBF-BFC5-FC0F05EFB76C] (Simulator)
iPhone 7 (12.1) [5705AA6B-62C9-4D3F-BB15-88D1D757F892] (Simulator)
iPhone 7 Plus (12.1) [3BF41D1E-7C7A-4818-8585-BAA3293EA119] (Simulator)
iPhone 8 (12.1) [5EAEA0C1-2E50-4AC9-9687-B4835BE55754] (Simulator)
iPhone 8 Plus (12.1) [3E353ED7-2A8B-4A1E-B8C1-47DB623B3397] (Simulator)
iPhone SE (12.1) [BE3428E6-60DD-4D67-97B0-9621F41BCB74] (Simulator)
iPhone X (12.1) [808332C9-EDC9-4FC9-9B23-B5FE492326D1] (Simulator)
iPhone XR (12.1) [354B7CA7-0890-4870-8CB1-D5B30077517B] (Simulator)
iPhone XS (12.1) [41643FDE-487F-4536-9F8E-B4EEDAA7683B] (Simulator)
iPhone XS (12.1) + Apple Watch Series 4 - 40mm (5.1) [2B007E30-ED2B-4AD7-93FC-13C7A986DC73] (Simulator)
iPhone XS Max (12.1) [A0FBC0B0-4295-4F7A-8045-E716861CE631] (Simulator)
iPhone XS Max (12.1) + Apple Watch Series 4 - 44mm (5.1) [5CAB10B6-0D7C-4EB4-8BC2-678352875903] (Simulator)