short-range radio
nounUK /ˌʃɔːt reɪndʒ ˈreɪdiəʊ/
US /ˌʃɔːrt reɪndʒ ˈreɪdioʊ/
A short-range radio is a radio that can only send and receive signals over a small distance.
The toy car uses short-range radio to talk to its remote control.
RELATED WORDS
OTHER MEANINGS
2. A radio device designed to work only within a few meters or kilometers.
Bluetooth speakers use short-range radio to connect to your phone.
3. A type of wireless communication used for local, close-by links.
The garage door opener relies on short-range radio.
4. Radio equipment with low transmission power and limited coverage.
The park rangers carried short-range radios to stay in touch nearby.