The 5MB/E-4.4/T0.2-P2 from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 4.21 to 4.59 MHz, Bandwidth 0.38 MHz (3dB), Center Frequency 4.4 MHz, Insertion Loss 4.1 dB, Upper Rejection 40 dB. Tags: Lumped Component Filter. More details for 5MB/E-4.4/T0.2-P2 can be seen below.