A0103 Alnico Round
- Dia: 45 mm, Height: 16.4 mm
- Output: nom .1 watt and max .2 watt
- Frequency range: 600 – 5000 Hz
- Net weight: 29.9 g
A0200-45 Alnico Round
- Dia: 50 mm, Height: 19 mm
- Output: nom .2 watt and max .4 watt
- Frequency range: 340 – 4500 Hz
- Net weight: 39.3 g