The most common and most likely answer to this crossword clue is the 15 letter word CHANNEL-HOPPING
I've seen this crossword clue in Financial Times
C
H
A
N
N
E
L
-
H
O
P
P
I
N
G
Buddy explains!
The straight part
We know that "Playing with remote" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case playing with remote = channel-hopping.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 CHANNEL-HOPPING mean?
CHANNEL-HOPPING adjective- That travels across the English Channel