उत्पत्ति के प्लेस
Guangdong, China
आवृत्ति बैंड
Customized as radio module
Communication distance
1-8 layers or open area 1000 meters
Usage scenarios
Offices, villas, hotels, elevators, restaurants
Communication costs
Forever free
power supply mode
Rechargeable lithium batteries
Calling patterns
Two-way conversation or one to many