| Tail Number / N-Number | N542BJ |
| Manufacturer | JOBY AERO INC |
| Model | JAS4-2 |
| Year Built | 2021 |
| Manufacturer's Serial Number | JAS4-202 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 5 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | AMA/EXPR |
| Engine Model | UNKNOWN ENG |
| Number of Engines | 6 engines |
| Type of Registrant | Corporation |
| Owner Name | JOBY AERO INC |
| Street | 340 WOODPECKER RDG |
| City | SANTA CRUZ |
| State | CA |
| Zip Code | 95060-9797 |
| Region | Western-Pacific |
| County | Santa Cruz County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2021-12-09 |
| Certificate Issue Date | 2021-03-01 |
| Last Action Date | 2021-03-01 |
| Expiration Date | 2028-03-31 |
| Status | Valid Registration |
| Mode S Code | 51557574 |
| Mode S Code Hex | A6DF7C |