two-way radios
Handheld communication devices
Two-way radios are handheld communication devices that both transmit and receive, allowing users to talk back and forth on the same frequency.
Unlike broadcast radios that only receive, two-way radios enable conversation: The security team stayed in contact via two-way radios.
Walkie-talkies are the familiar consumer version, while professional models serve police, military, and emergency responders.
- walkie-talkiePortable handheld radio transceiver
- push to talkButton enabling voice transmission
- transceiverDual-function communication device
- repeaterSignal-extending transmitter
- antennaBroadcast signal receiver
walkie talkie set · base station · roger · emergency response · first responders · search and rescue · military operations · CB · over · go ahead · modulation · public safety · breaker · duplex communication · encryption · ham · squelch · outdoor recreation
- school busesschool bus, school buses, yellow bus, yellow buses, bus driver
- emergency preparednessemergency kit, evacuation plan, emergency plan, emergency alerts, emergency supplies
- radiocrystal set, AM, FM, news broadcast, AM/FM
- outdoor gearbackpack, tent, sleeping bag, hiking boots, compass
- security patrolsecurity guard, patrol, mobile patrol, guard dogs, foot patrol
- hunting gearrifle, shotgun, hunting vest, hunting boots, crossbow
two-way radiostransistor radios
Portable semiconductor-based broadcast receivers
television · PA system · megaphone · pagers · pager
two-way radioscell phones
Wireless handheld communication devices
smartphones · mobile phones · landline phones · telephone · VoIP
two-way radiossmartphones
Handheld touchscreen computers
internet communication · video chat · social media · Zoom · FaceTime