| Weight | 850g |
| Dimensions | L=240mm W=172mm HT=45mm |
| Mains Power | 120/240V ac, 13A electrical socket |
| Standby Power | 7.2V 1200mAhr capacity (continuously internally recharged) |
| Backup Time | 5 Hours of standby operation |
| Carrier Frequency | 1.9GHz (DECT) |
| Weight | 70g (including batteries) |
| Dimensions | 90mm x 57mm x 15mm |
| Alarm Button | 20mm Diameter |
| Carrier Frequency | 1,9GHz (DECT) |
| Range | 50m in building (typical) 200m free space |
| Batteries | 3 x AAA Super Alkaline Batteries |
| Wearing Options | Comes complete with passive neck cord, belt-clip and wall mount |
| Location | Near a standard telephone or by itself |
| REN | 1 |
| External Connections | 3m telephone line cord Plug-top transmformer with 3m cable |
| Temperature | Operating temperature (to perform to full specification) = 0°C to 50°C |
| Storage | = -10°C to +50°C |
| Humidity | Operating relative humidity (non-condensing) to perform to full specification = 0 to 80%; storage relative humidity (non-condensing) = 0 to 93% |