Intercom System Hosmart 1/2 Mile Long Range 7-Channel Security Intercom System for Home or Office (New Version) [4 Stations Black]

Features: 1.
Long range: Effective distance approx. 1/2Mile (in ideal condition, range will diminish based on walls, floors, etc). 2.
Multi-channel (7 Channel): 7 channels will be provide to you for calling family or officemembers, delivering announcements, or emergency calls. It can be choose one to onecommunication or one to all simultaneously. 3. Easy to set up and use, no installation requirement, You can take it to anywhere you want. 4. Monitor function continuously for 24 hours at once. 5.
Frequency range: 462.6250 - 467.6125 (MHz) digital
Code (1/2/3): 734N/732N/731n
full expandable: four intercom stations included but you can expand to an unlimited additional intercom stations.
Package includes: 4*intercom stations 4*ac power adapters family a> 1. You can put the intercom to anywhere, bedroom, kitchen, baby room, living room, elder room, garage etc. 2. You can set up different channel Code for each intercom or at same channel Code. 3. You can make a group call or a private dialogue to different room. 4. You can monitor the room as you want by using monitor (24 hours once time). 5. You can talk with two way radio if you change radio Frequency to intercom requirement. Office A> 1. You should set different channel Code for different department and make a record. 2. You can make a private meeting with the specific people. 3. You can make a emergency notice or quickly meeting by the group call function. 4. Different department can make a communication freely. Outdoor activity A> 1. This intercom can be charged by mobile power bank's 1A). 2. You can take intercom to anywhere, no Wi-Fi requirement. 3. Walkie Talkie system for outdoor activity.
Size: 7.2 x 4.3 x 1.9 inch