B102 Alnico Square
- Dia: 42 mm, height: 16 mm
- Output: nom .1 watt and max .2 watt
- Frequency range: 650-8000 Hz
- Net weight: 25g
- Impedance: 8 ohms
B102-45 Alnico Square
- Dia: 42 mm, height: 16 mm
- Output: nom .1 watt and max .2 watt
- Frequency range: 650-8000 Hz
- Net weight: 25g
- Impedance: 45 ohms