| Rectangular | 106 dBA | 725 Ohms | Sensitivity | Magnetic | Top | Solder Pads | 0.248 " | 6.3 mm | Receiver | 200 Hz | 5 kHz | 0.248 in | 0.169 " | 6.3 mm | 4.29 mm | |
| Rectangular | 102 dBA | 680 Ohms | | Magnetic | | Solder Pads | | | Receiver Balanced Armature | 200 Hz | 4 kHz | | | | | Ferrite |
| Rectangular | 102.5 dBA | 87 Ohms | Sound Pressure Level (SPL) | Magnetic | Top | Solder Pads | 0.248 " | 6.3 mm | Receiver Balanced Armature | 200 Hz | 4.4 kHz | 0.248 in | 0.169 " | 6.3 mm | 4.29 mm | |
| Rectangular | 104 dBA | 395 Ohms | Sound Pressure Level (SPL) | Magnetic | Side | Wire Leads | | | Receiver Balanced Armature | 20 Hz | 20 kHz | | | | | |
| Rectangular | | | | Magnetic | | Solder Pads | | | Receiver Balanced Armature | | | | | | | |
| Rectangular | 102.5 dBA | 128 Ohms | | Magnetic | Side | Solder Pads | 0.119 in | 3.02 mm | Receiver Balanced Armature | 200 Hz | 4 kHz | 0.248 in | 0.169 " | 6.3 mm | 4.29 mm | |
| Rectangular | 107 dBA | 1.5 kOhms | Sensitivity | Magnetic | Top | Solder Pads | 0.248 " | 6.3 mm | Receiver Balanced Armature | 200 Hz | 5 kHz | 0.248 in | 0.169 " | 6.3 mm | 4.29 mm | |
| Rectangular | 102.5 dBA | 100 Ohms | Sound Pressure Level (SPL) | Magnetic | Top | Solder Pads | 0.248 " | 6.3 mm | Receiver Balanced Armature | 200 Hz | 4 kHz | 0.248 in | 0.169 " | 6.3 mm | 4.29 mm | Ferrite |
| Rectangular | 106 dBA | 725 Ohms | Sensitivity | Magnetic | Top | Solder Pads | 0.248 " | 6.3 mm | Receiver Balanced Armature | 200 Hz | 5 kHz | 0.248 in | 0.169 " | 6.3 mm | 4.29 mm | |
| Rectangular | 106 dBA | 5.9 kOhms | Sensitivity | Magnetic | Top | Solder Pads | 0.248 " | 6.3 mm | Receiver Balanced Armature | 200 Hz | 5 kHz | 0.248 in | 0.169 " | 6.3 mm | 4.29 mm | |