HPE AP-ANT-16. Antenna gain level (max): 4.7 dBi, Frequency band: 2.4-2.5/4.9-5.9 GHz, Networking standards: IEEE 802.11a, IEEE 802.11b, IEEE 802.11g, IEEE 802.11n. Antenna type: Omni-directional antenna, Polarization: Vertical polarization, Voltage Standing Wave Ratio (VSWR): <2.0:1. Power consumption (max): 2 W. Width: 92 mm, Depth: 22 mm, Height: 308.2 mm