Philips LFH0617-27B - Manual (Page 19)

Technical data 19 
Table of contents
Speaker
Type built-in dynamic speaker
Diameter 23 mm / 0.9 "
Output power 110 mW
Sound enhancement ClearVoice
Battery
Type AAA/LR03 Alkaline
Number of batteries 1
Lifetime up to 15 (LFH0632/LFH0633: 22)
hours (in SLP recording mode)
System requirements
Operating system Windows 7/Vista/XP/2000,
Mac OS X, Linux
Interface available USB port
Operating conditions
Temperature 5° – 45°C / 41° – 113°F
Humidity 10% – 90%, non-condensing
Dimensions and weight
Width × height × depth 38 Ч 105 Ч 16.4 mm / 1.5 Ч 4.1 Ч 0.6 "
Weight incl. battery 55 g / 0.12 lb