NRF_SDH_BLE_EVT_BUF_SIZE

#define NRF_SDH_BLE_EVT_BUF_SIZE   BLE_EVT_LEN_MAX(CONFIG_NRF_SDH_BLE_GATT_MAX_MTU_SIZE)

#include <nrf_sdh_ble.h>

Size of the buffer for a Bluetooth LE event.