The 6MB/C-1883/U166-S5 from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 1799 to 1967 MHz, Bandwidth 168 MHz (1dB), Center Frequency 1883 MHz, Insertion Loss 2.45 dB, Upper Rejection 40 dB. Tags: Lumped Component Filter. More details for 6MB/C-1883/U166-S5 can be seen below.