comfortel D-XT-PS Notice D'utilisation page 11

Repair
Do not open the device. Only the manufacturer is permitted to open the
device and repair it.
Cleaning
Warning: Any liquid that penetrates the casing can result in a
life-threatening electric shock or can damage or destroy the
telephone.
• Only clean the device with a dry cloth.
Technical Data
Operating voltage
Output values
Casing
Dimensions
Weight
Temperature
Safety
90 – 264 V AC, 47 Hz – 63 Hz
15 V DC, 1.5 A
Plastic material, black
4.8 cm x 9 cm x 7.1 cm
160 g
Operation: 0 ° to 40 °C,
Storage: -10 ° to +70 °C, non-condensing
CE