The 5MB/E-148/U24-S10W from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 135.2 to 160.8 MHz, Bandwidth 25.6 MHz (1dB), Center Frequency 148 MHz, Insertion Loss 1.7 dB, Upper Rejection 40 dB. Tags: Lumped Component Filter. More details for 5MB/E-148/U24-S10W can be seen below.