This document is an approval sheet for the ZAPPA M Bluetooth (BT) antenna manufactured by Shenzhen South Star Technology Co., Ltd. It outlines the antenna's specifications, performance characteristics, and testing procedures. The document includes details such as the customer name (东声), product model (ZAPPA M), and Southstar part number (3.N204.0423).
The approval sheet covers electrical characteristics like frequency range (2400MHz~2500MHz), VSWR, efficiency, impedance, polarization, and gain. It also specifies the materials and mechanical properties, including the type of radiator, cable, and connector. Environmental operating and storage temperature ranges are provided. The document further details the test equipment used, including network analyzers, comprehensive testers, and a 3D chamber test system. Performance data, including antenna impedance, efficiency, and gain at various frequencies, is presented in tables and graphs. Finally, the document includes packaging guidelines.