3-1982564-1 is an external dual band WLAN antenna designed for wireless networking applications. It operates across frequency ranges of 2400MHz~2500MHz and 5150MHz~5875MHz with a nominal impedance of 50 Ohm and a peak gain of 2.0dB (excluding cable loss). The antenna features vertical polarization, a VSWR of =1.92, and return loss of =-10dB. Construction includes a polycarbonate lower base, ABS+PC upper base, TPEE 55D radome, and an MHF plug connector for 1.13mm coaxial cable, all in black color. This antenna is suitable for WLAN devices requiring reliable dual band wireless connectivity across a temperature range of -10°C to 55°C.