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Scroll down the page to compare the IR Receiver price at different stores.
TSOP4838 – IR Receiver module that operates at frequency of 38KHz. You can supply voltage between 2.7V and 5.5V.
$1.76
5 new
from $1.75
as of May 22, 2019 8:23 am
Amazon.com
Ebay.com
€1.85
1 new
from €1.85
as of May 22, 2019 8:23 am
Amazon.es
€2.14
3 new
from €2.14
as of May 22, 2019 8:23 am
Amazon.de
£1.97
2 new
from £1.97
as of May 22, 2019 8:23 am
Amazon.co.uk