1. Gramophone.

                  2. Tape recorder.

                  3. Cassette player (two cassettes, recorder).

                  4. DVD

                  5. Screen.

                  6. Amplifier.

                  7. Keyboard.

                  8. Quad speakers.

                  9. Headphones.

                10. Mouse.

                11. Video, 2 videotapes.

                12. Hard drive.

                13. Radio.

                14. Microphone.

                15. Computer.

                16. Socket-sticks.