This document provides a comprehensive antenna specification for the Yealink WH68 wireless headset. It details the performance characteristics of two antennas operating at a center frequency of 1.9 GHz. The specifications include frequency response, gain measurements at various frequencies (1880 MHz, 1900 MHz, 1920 MHz, and 1930 MHz), and maximum gain values for each antenna.
The document also features antenna radiation patterns, illustrating the signal distribution in 3D space at the specified frequencies. Minimum, maximum, and average gain values are provided for each frequency, offering a complete overview of antenna performance. The antenna type is identified as FPC (Flexible Printed Circuit), and the model number is WH68_ANT_V11D. The manufacturer is Yealink (Xiamen) Network Technology Co., Ltd., located in Xiamen, Fujian, P.R. China. An antenna photo is included for visual reference.