| Specifications |
| Speaker: mono 1.5'' 4 Ohm neodymium driver |
| Sound: up to 2 W power, frequency response 30 Hz - 20 kHz, S/N ratio > 60 db, distortions < 0.3% at 1W of 1 kHz |
| Power supply: 300 mAH lithium battery, 5 VDC rechargeable from an USB port or with AC charger (enclosed) |
| Power consumption: 5 VDC, up to 0.5 A |
| Dimensions: 57 x 63 mm
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