| Number of amp blocks | 1 |
| Inputs | 1 XLR ; 2 RCA |
| Speakers | 4, 6, 8, 16 Ohms |
| Headphone Output | 1/4″ (6.3mm) stereo headphone |
| 4-pin XLR stereo headphone | |
| Dual 3-pin XLR (left and right channel) headphone | |
| Vacuum tube complement | |
| – Output tubes: | 211 x 2 (VT-4C) |
| – Pre & driver tubes: | 1 x 12AU7 ; 1 x 6SN7 ; 2 x 6V6 |
| Output Power (per channel) | CLASS A – 25W RMS |
| Frequency response | 15Hz – 38kHz (-3dB) |
| Input Sensitivity | 600mV |
| Input Impedance | 100kOhms |
| Power Requirements | 230V (possible to set 100 /110/117/240v/50-60Hz by different markets) |
| Power Consumption | 420W |
| Dimensions (W x D x H) | 45 x 50 x 29 (cm) |
| Weight | 55kgs |
| Remote control | Included |
Swan 211 HnS amplifier can drive headphones with impedances from 8 ohms to 1200 ohms.
| Impedance | Max Power (W) |
| 8 | 25W |
| 16 | 12W |
| 32 | 6.0W |
| 50 | 3.0W |
| 64 | 2.3W |
| 150 | 1.0W |
| 300 | 500mW |
| 600 | 250mW |
| 1200 | 125mW |
