Product overview
The Medium S 3.55 is a versatile loudspeaker designed for precise and expansive sound reproduction, ideal for full-range applications. Its frequency response of 200 Hz to 27 kHz ensures detailed midrange and clear treble. Its premium construction combines a die-cast aluminum basket, an ultra-rigid carbon fiber cone, and an NBR surround for robustness and performance. The oversized magnetic motor and fiberglass-wrapped voice coil guarantee reliability and acoustic accuracy, within a recommended enclosure volume of 0.3 to 1.9 liters.
Key product details
- 3.55″ Full-range Midrange Speaker
- Frequency response 200 Hz – 27 kHz
- Aluminum basket & ultra-rigid carbon cone
- Long-lasting NBR suspension & Conex spider
- Oversized motor and aluminum phase plug
- Extended frequency
Technical specifications
| Verified product specifications | |
|---|---|
| Maximum power | 100W |
| Nominal power | 25W |
| Frequency response | 200 Hz – 27 kHz |
| Sensitivity | 88 dB |
| Impedance | 3Ω |
| Mounting depth | 45.5 mm |
What you are ordering
The exact BLAM model shown above, SKU BLAM-MEDIUMMS355. Match power, impedance, dimensions and included components to your planned system before checkout.
Technical information verified against the official BLAM product page.



