The RBL-1608-AM8-TR from Raltron is a Balun with Frequency 2.4 to 2.5 GHz, Amplitude Balance ±2 dB, Phase Balance ±10 Degree, Phase_Shift 180 Degree, Insertion Loss 1.2 dB. Tags: Surface Mount, Balanced to Balanced. More details for RBL-1608-AM8-TR can be seen below.