HP M09870-005 WLAN module is a Realtek RTL8821CE-M wireless component for laptop Wi-Fi and Bluetooth connectivity. It is identified in HP’s service guide by this exact spare part number.
The module supports 802.11ac Wi-Fi in a 1 × 1 configuration and combines wireless networking with Bluetooth 4.2. HP also lists MU-MIMO support for this wireless option, providing the key details for identifying the module and its supported wireless features.