Cheap And Discounts 10 PCS/Lot TSOP4838 Infrared Receiver Module IC Chip 38kHz 2.5V-5.5V 45m Transmission Range For PCM Remote Control Systems Wholesale. Buy Directly From Merchant Yan's Tools Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.