| Technical specification (Manufacturer´s information) |
| Distributor | Audio Reference, Hamburg |
| Manufacturer | Perlisten Audio, Verona (WI) / USA |
| Model | S4b |
| Pair price | 7,990 EUR |
| Pair price Stands SSLR | 1,500 EUR |
| Product category | compact speaker |
| Warranty | 5 years (registration required) |
| Delivery scope | driver covers, bridges for bi-wiring panel, user manual, warranty claim card |
| Finishes | Piano Black, Piano White. Ebony Natural and Ebony High Gloss available at extra charge. Customised finishes upon request |
| Principle | 3-way, passive, closed cabinet |
| Drivers | DPC unit (1x 28 mm beryllium dome, 2x 28 mm carbon fibre dome), 1x 180 mm carbon fibre cone |
| Efficiency | 85,4 dB / 2,83 V / 1m |
| Nominal impedance | 4 Ohm |
| Minimum impedance | 3,2 Ohm |
| Frequency linearity | 100 Hz - 20 kHz (+/- 1,5 dB) listening window |
| Typical in room | 30 Hz bass extension |
| Connection panel | 2x binding posts (bi-wiring) |
| Dimensions (H x W x D) | 420 x 185 x 240 mm |
| Weight | 11 kg (pcs.) |
