The 5MB/C-40/T2-S5 from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 38.75 to 41.25 MHz, Bandwidth 2.5 MHz (3dB), Center Frequency 40 MHz, Insertion Loss 4.34 dB, Upper Rejection 40 dB. Tags: Lumped Component Filter. More details for 5MB/C-40/T2-S5 can be seen below.