Dynavox 206157 10 cm woofer 30 W 8 Ohm

This 10 cm woofer delivers 30 W RMS power handling with an 8 Ohm impedance, making it a solid choice for upgrading or building compact speaker systems. Its coated paper cone and foam surround provide a balanced sound profile with a frequency response of 60–5000 Hz.

Advantages

The steel basket ensures durability, while the 25 mm voice coil and 140 g magnet contribute to reliable performance. With a sensitivity of 86 dB, it produces clear output even with modest amplifier power.

Suitable for

• 2-way bookshelf speakers
• Compact subwoofer designs
• DIY audio projects
• Replacement for 4-inch woofers

Key specifications

• Speaker size: 10 cm (4 inch)
• Rated power (RMS): 30 W
• Impedance: 8 Ohm
• Frequency response: 60–5000 Hz
• Sensitivity: 86 dB
• Mounting cutout diameter: 93 mm
• Mounting depth: 45 mm

Recommendations

Pair with a tweeter and a simple crossover for a balanced 2-way system. Ensure the enclosure volume is around 2.5 L for optimal bass response.