1. INTELLIGENT AND LASTING: Mobile intercom, internal machine has constant power, outside machine has long working time, intelligent pairing combination
2. ADJUSTABLE VOLUME: 15 chords ring tone, three levels of volume adjustment, the internal machine can be connected to each other, very safe
3. TRANSMISSION DISTANCE: 200Meter long distance effective transmission, easily through four walls, the receiver with flashing light reminder function
4. EFFECTIVE WATERPROOF: The waterproof design of the launcher complies with IP44 waterproof standard and effectively prevents the intrusion of rainwater
5. APPLICATION SCENARIO: Wireless voice intercom doorbell is widely used in home, office, laboratory environment, medical treatment, etc.
Spec:
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
How to Use:
Install battery and use.
packing list:
1 x Internal Machine
1 x External Machine
1 x USB Cable
1 x Screwdriver
1 x User Manual
2. ADJUSTABLE VOLUME: 15 chords ring tone, three levels of volume adjustment, the internal machine can be connected to each other, very safe
3. TRANSMISSION DISTANCE: 200Meter long distance effective transmission, easily through four walls, the receiver with flashing light reminder function
4. EFFECTIVE WATERPROOF: The waterproof design of the launcher complies with IP44 waterproof standard and effectively prevents the intrusion of rainwater
5. APPLICATION SCENARIO: Wireless voice intercom doorbell is widely used in home, office, laboratory environment, medical treatment, etc.
Spec:
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
How to Use:
Install battery and use.
packing list:
1 x Internal Machine
1 x External Machine
1 x USB Cable
1 x Screwdriver
1 x User Manual
