The most common and most likely answer to this crossword clue is the 7 letter word HEADSET
I've seen this crossword clue in The Daily Telegraph
H
E
A
D
S
E
T
More clues leading to the result HEADSET
- Commentator's kit supplied by leading firm
- Teacher fixed equipment for language lab?
- These ad breaks that pilot has?
- Lead attached to radio equipment for telephonist
- Cans provided by principal teacher with group
- Electronic and tech startups following leaders producing virtual reality device?
- Receiver’s needed for dates he organised
- Authority in school prepared listening device
- School principal to order a hearing aid
- Phones boss, determined
Buddy explains!

The straight part
We know that "Receiver’s" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case receiver’s = headset.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does HEADSET mean?
HEADSET noun- A pair of headphones or earphones, or a singular headphone or earphone, typically with an attached microphone.
- Any electronic device worn on the head.
- On a bicycle, the system of bearings that connects the fork to the frame.