| Released | 1981 | |
| Technical Data | CPU: TMS9900 (3,3 Mhz) | |
| Clock: 3 Mhz | ||
| RAM: 16kB-48kB | ||
| ROM: >=26kB | ||
| Operating system: Proprietary | ||
| Text mode: 40x24 | ||
| Graphics mode: 256x192, 64x48, 32x24 | ||
| Colours: 16 | ||
| Sound: 3 channels, 1 noise, mono | ||
| Stuff I have | Centipede (Cartridge Software) | |
| Centipede (Cartridge Software) | ||
| Connect Four (Cartridge Software) | ||
| Defender (Cartridge Software) | ||
| Disk Manager 2 (Cartridge Software) | ||
| Disk Manager 2 (Cartridge Software) | ||
| Donkey Kong (Cartridge Software) | ||
| Editor/Assembler (Cartridge Software) | ||
| Extended BASIC (Cartridge Software) | ||
| Extended BASIC (Cartridge Software) | ||
| FORTH (Cartridge Software) | ||
| Jungle Hunt (Cartridge Software) | ||
| Moon Patrol (Cartridge Software) | ||
| Munch Man (Cartridge Software) | ||
| Munch Man (Cartridge Software) | ||
| Munch Man (Cartridge Software) | ||
| Othello (Cartridge Software) | ||
| Pole Position (Cartridge Software) | ||
| TI Invaders (Cartridge Software) | ||
| TI Invaders (Cartridge Software) | ||
| TI LOGO II (Cartridge Software) | ||
| TI-Writer (Cartridge Software) | ||
| TI-99/4a (Computer) | ||
| TI-99/4a (Computer) | ||
| TI-99/4a (Computer) | ||
| TI-99/4a (Computer) | ||
| UCSD P-System (Disk Software) | ||
| Peripheral Extension Box (Extension Hardware) | ||
| Peripheral Extension Box (Extension Hardware) | ||
| PHP1220 RS-232 Interface (Extension Hardware) | ||
| PHP1270 P-CODE 4.0 (Extension Hardware) | ||
| Speech Sythesizer (Extension Hardware) | ||
| Dual Joystick (Joystick) | ||
| Joystick (Joystick) | ||
| 9900 Series Hardware Handbook (Literature) | ||
| 9900 Series Software Handbook (Literature) | ||
| 16kB RAM extension (Memory Expansion) | ||
| 32kB RAM extension (Memory Expansion) | ||
| 5.25" FDD (belongs to box) (Storage Device) | ||
| 5.25" FDD (belongs to box) (Storage Device) | ||
| 5.25" FDD (external) (Storage Device) | ||
| 5.25" FDD (external) (Storage Device) | ||
| TV-Modulator (PAL) (Video/Graphics Adaptor) | ||
| Stuff I need | Disk Manager 1 (Cartridge Software) | |
| Games, applications (Cartridge Software) | ||
| Several accessories (Extension Hardware) | ||
| Technical info (Literature) | ||
| Users guide (Literature) | ||
| Picture | ||