Feature●INTELLIGENT AND LASTING: Mobile intercom, internal machine has constant power, outside machine has long working time, intelligent pairing combination●ADJUSTABLE VOLUME: 15 chords , three levels of volume adjustment, the internal machine can be connected to each other, very safe●TRANSMISSION DISTANCE: 200Meter long distance effective transmission, easily through four , the receiver with flashing light reminder function●EFFECTIVE WATERPROOF: The waterproof design of the launcher complies with IP44 waterproof standard and effectively prevents the intrusion of rainwater●APPLICATION SCENARIO: Wireless voice intercom doorbell is widely used in home, office, laboratory environment, medical treatment, etc.Description
Specification:
Item Type: Wireless Voice Intercom Doorbell
Material: ABS
Battery:
Internal Machine: 1 x Rechargeable lithium battery 3.7V 890mAh(built in)
External Machine: 3 x 1.5V AA battery(not include)
Application: Widely used in home, office, laboratory environment, medical and so on
Basic Parameters:
Radio Frequency: Approx. 410M - 490M
Package List:
1 x Internal Machine
1 x External Machine
1 x USB Cable
1 x Screwdriver
1 x User Manual