HIFROM FI8910W and Fi8920w Wireless Range 9dBi Antenna Expander for Camera, White Wireless range 9dBi antenna expander for camera ANTBLKT color: Black Features: Antenna 3x signal strength Specifications: Use with FI8910W and Fi8920w Dimensions: -0.5'' H x 0.5'' W x 15.5'' D, 0.1 lb.