 | | Knowles | 8 Ohm Magnetic Speaker 500mW 300Hz ~ 20kHz Top Rectangular 73dB | 9900 | | | |
 | | Knowles | 32 Ohm Magnetic Speaker 40mW 100Hz ~ 10kHz Top Rectangular 85dB | 9900 | | | |
| | Knowles | 32 Ohm Receiver, Magnetic Speaker 40mW 100Hz ~ 10kHz Top Rectangular 85dB | 9900 | | | |
| | Knowles | 32 Ohm Magnetic Speaker 40mW 100Hz ~ 10kHz Top Rectangular 85dB | 9900 | | | |
 | | Knowles | 32 Ohm Magnetic Speaker 40mW 300Hz ~ 6.5kHz Top Rectangular 65dB | 9900 | | | |
| | Knowles | 32 Ohm Receiver, Magnetic Speaker 40mW 300Hz ~ 6.5kHz Top Rectangular 65dB | 9900 | | | |
| | Knowles | 32 Ohm Magnetic Speaker 40mW 300Hz ~ 6.5kHz Top Rectangular 65dB | 9900 | | | |
 | | Knowles | 32 Ohm Magnetic Speaker 10mW 160Hz ~ 10kHz Top Rectangular 65dB | 9900 | | | |
| | Knowles | 32 Ohm Receiver, Magnetic Speaker 10mW 160Hz ~ 10kHz Top Rectangular 65dB | 9900 | | | |
| | Knowles | 32 Ohm Magnetic Speaker 10mW 160Hz ~ 10kHz Top Rectangular 65dB | 9900 | | | |
 | | Knowles | 8 Ohm Magnetic Speaker 700mW 300Hz ~ 20kHz Top Rectangular 73dB | 9900 | | | |
 | | Knowles | 8 Ohm Magnetic Speaker 700mW 300Hz ~ 15kHz Top Rectangular 76dB | 9900 | | | |
 | | Knowles | 8 Ohm Magnetic Speaker 600mW 300Hz ~ 20kHz Top Rectangular 73dB | 9900 | | | |
 | | Knowles | 8 Ohm Magnetic Speaker 500mW 400Hz ~ 20kHz Top Rectangular 70.5dB | 9900 | | | |
 | | Knowles | 32 Ohm Receiver, Magnetic Speaker 20mW 160Hz ~ 6.5kHz Top Rectangular 71dB | 9900 | | | |
 | | Knowles | 8 Ohm Magnetic Speaker 600mW 300Hz ~ 10kHz Side Rectangular 73dB | 9900 | | | |
 | | Knowles | 6 Ohm Magnetic Speaker 700mW 300Hz ~ 20kHz Top Rectangular 87.2dB | 9900 | | | |
 | | Knowles | 6 Ohm Magnetic Speaker 1W 300Hz ~ 10kHz Top Rectangular 73.5dB | 9900 | | | |
 | | Knowles | 32 Ohm Magnetic Speaker 10mW 160Hz ~ 10kHz Top Rectangular 65dB | 9900 | | | |
| | Knowles | 32 Ohm Receiver, Magnetic Speaker 10mW 160Hz ~ 10kHz Top Rectangular 65dB | 9900 | | | |
