[SAW duplexer/SAW filter]

[move]Help me[/move]
what is SAW duplexer/SAW filter?
what is duplexer?

[datasheet]

thanks my friends hero999 & hotwaterwizard
M455E represent with letter F on board

[2 Question elementary]

I have Question :
1.How can khnow  duplexer is corrupt or correct?
2.what is name psychical component (symbol) that represent with letter X on PCB?
Also letterT & letter F
Example C symbol capacitor

[cordless phone]

what is problem my cordless phone ?
it is RX-ANT is correct but TX-INT is corrupt

[datasheet]

Hi Hero99
What does the board do?
the board is cordless phone

[datasheet]

Thanks my friend hotwaterwizard
also i want link download datasheet the component that there is photo the component in attach.
thank you

[datasheet]

i want link download datasheet the component that there is photo the component in attach.
thank you