- Dia: 48*72 mm, height: 25.2 mm
- Output: nom .5 watt and max 1 watt
- Frequency range: 450-5000 Hz
- Net weight: 40 g
- Dia: 60*90 mm, height: 19 mm
- Output: nom .4 watt and max .7 watt
- Frequency range: 290 – 5000 Hz
- Net weight: 60 g
- Dia: 77*125 mm, height: 36 mm
- Output: nom 1.5 watt and max 8 watt
- Frequency range: 160-12,000 Hz
- Net weight: 160g