Diameter: 20 X 16 mm
Nominal Power input: 1 W
Depth: 5.0 mm
Impedance: 8 Ohms
Resonance Frequency: 800 Hz
Frequency Range: Fo - 20 kHz
SPL: 95 dB (1W/0.1m)
Max Power Handling Capacity: 1.5 W

Diameter: 28 mm
Nominal Power input: 2 W
Depth: 5.6 mm
Impedance: 4 Ohms
Resonance Frequency: 680 Hz
Frequency Range: Fo - 10 kHz
SPL: 90 dB
Max Power Handling Capacity: 2.2 W

Diameter: 28 mm
Nominal Power input: 1 W
Depth: 4.7 mm
Impedance: 4 Ohms
Resonance Frequency: 700 Hz
Frequency Range: Fo - 20 kHz
SPL: 102 dB
Max Power Handling Capacity: 1.5 W

Diameter: 32 mm
Nominal Power input: 2 W
Depth: 14.5 mm
Impedance:  4 Ohms
Resonance Frequency: 200 Hz
Frequency Range:  Fo - 20kHz
SPL: 83 dB (1W/0.5m)
Max Power Handling Capacity: 3 W

Diameter: 40 x 30 mm
Nominal Power input: 2 W
Depth: 6.3 mm
Impedance: 4 Ohms
Resonance Frequency: 400 Hz
Frequency Range: Fo - 10 kHz
SPL: 100 dB
Max Power Handling Capacity: 2.5 W

Diameter: 50 mm
Nominal Power Input: 1 W
Depth: 8.5 mm
Impedance:  4 Ohms
Resonance Frequency: 240 Hz
Frequency Range:  Fo - 10kHz
SPL: 102 dB
Max Power Handling Capacity: 1.5 W