
The Qualcomm Atheros QCA6174A is a dual-band Wi-Fi and Bluetooth module supporting peak speeds up to 867 Mbps. It features Wi-Fi 4 and Wi-Fi 5 standards (802.11ac, 802.11a/b/g/n) and operates on 2.4 GHz and 5 GHz bands. The module supports MU-MIMO with a 2x2 MIMO configuration, Bluetooth 5.0 with Low Energy (Class 1, Class 2), and interfaces including I²S, UART, and PCIe 2.1. The compact package size is 4.9 × 6 mm.