Commax DP-2S - Usage Cautions and Environment; Mounting Type Restriction; Installation Environment Restrictions; Operation Instructions

6. Caution
7
• It is only available with wall mount-type, not for desk type.
•
Please do not install the product in the following place.
>>> Where there is much humidity and big difference in temperature.
>>> Where there is much sunlight and rain.
>>> Where there is much vapor and gas.
7. Operation
[SUB UNIT]
1. Electric chime call.
2. Back call tone for visitor.
3. Hands free talk within 30cm.
[MASTER UNIT]
1. Lift up handset(②) and talk when a call's coming.
2. Control a call sound with volume control(①
).
3. Door release button(③
) able to open the door.