- Dia: 66 mm, Height: 19.5 mm
- Output: nom .3 watt and max .5 watt
- Frequency range: 340 – 4000 Hz
- Net weight: 61 g
- Impedance: 8 ohms
- Dia: 70 mm, Height: 23.4 mm
- Output: nom .3 watt and max .6 watt
- Frequency range: 300-5000 Hz
- Net weight: 62 g
- Impedance: 8 ohms