GLCONN Intercom System for Home Business Excellent Signal + Long Range - This wireless intercom is made of anti-interference technology and inserted in crisp chip to give you the high quality sound quality and the effective distance is up to 1 MileSingle + Group Talk - Our intercom system includes 10 channels and 3 digital codes for you to call or talk with your families or colleagues, support 1 to 1 single talking and 1 to more group talkingEasy to Use - This home intercom system is powered by usb cable, no need any installation. It’s portable for taking with you to anywhere, and equipped with more function than a walkie talkiesAs a Monitor - This intercom wireless can work as a monitor device for you to know what happen in the other rooms, usually used for monitoring the child or elder to avoid some emergency. monitor function for 24 hours periods How to Set up? Plug the usb cable in the back of the intercom, and power on it, you will see the device is lighted.Set a channel number for each device. Press the channel number that you want for 5 seconds, you will hear 'Di-Di' and the channel number you pressed is lighted.Connect with other wireless intercoms. Set the devices you want to talk with in the same digital code and channel number for talking. Call, Talk, Group, Monitor Function Checking before Operating Please make sure all the intercom in the same code (A, B, C) and channel (0 to 9) before operating below functions Call Function Press Call Button to ring the intercom in the same channel you select Talk Function Press and hold the Talk Button to communicate with other intercoms (Transmitting Indicator: Red, Receiving Indicator: Green) Group Function Press and hold Group Button to talk, and all the other intercoms in the same group channel can hear from you. The other intercoms can press and hold Group Button to answer. (Default Group Channel is 0) Monitor Function Press Monitor Button, the intercom you pressed will be monitored by other intercoms in the same code and channel with you Change Channel Number Press the channel number that you want for 5 seconds, you will hear 'Di-Di' and the channel number you pressed is lighted. Isn't Hands Free Need Press and Hold the Button to Talk and Answer, IS NOT Hands Free What’s In Packaged 2 Pack Intercom, 2 Pack Wall Adapter, 2 Pack USB Cable, 1 Pack User Maunal, 1 Pack Quick Start Guide Card Family Application Widely used anywhere at your home, bedroom, kitchen, baby room, living room, elder room, garage etc.Set up same/different channel and digital code for different usages.You can make a single or group talk with other rooms.Monitor the child or elder in different rooms. Office Application Set the same department memories in the same digital code and group channel, and they can check directly.Set different channel and digital code for different departments.Have private meetings with specific people.Make an emergency notice or a quick meeting by the group call function. Other Application Home, Office, Room, Apartment, Gate, School, Bank, Restaurant, Commercial, Hospital, Policeman Room 2 Pack Wireless Intercom 4 Pack Wireless Intercom 5 Pack Wireless Intercom 6 Pack Wireless Intercom Buying Options Buying Options Buying Options Buying Options Customer Reviews 4.1 out of 5 stars 1,011 — 4.2 out of 5 stars 99 4.2 out of 5 stars 99 Price $43.84$43.84 — no data $134.39$134.39 $135.75$135.75 Package Includes 2 4 5 6 Privacy Codes A, B, C A, B, C A, B, C A, B, C Channel Number 0-9 0-9 0-9 0-9 Default Group Number 0 0 0 0 Main Function Call, Talk, Group, Monitor Call, Talk, Group, Monitor Call, Talk, Group, Monitor Call, Talk, Group, Monitor