diff --git a/child_image/hci_ipc.conf b/child_image/hci_ipc.conf
new file mode 100644
index 0000000..8c899fe
--- /dev/null
+++ b/child_image/hci_ipc.conf
@@ -0,0 +1,48 @@
+#
+# Copyright (c) 2023 Nordic Semiconductor ASA
+#
+# SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
+#
+
+CONFIG_BT_ISO_PERIPHERAL=y
+CONFIG_BT_ISO_CENTRAL=y
+CONFIG_BT_ISO_BROADCASTER=y
+CONFIG_BT_ISO_SYNC_RECEIVER=y
+CONFIG_BT_EXT_ADV=y
+CONFIG_BT_PER_ADV_SYNC_TRANSFER_RECEIVER=y
+CONFIG_BT_PER_ADV_SYNC_TRANSFER_SENDER=y
+
+CONFIG_BT_CTLR_CONN_ISO_GROUPS=1
+CONFIG_BT_CTLR_CONN_ISO_STREAMS=3
+CONFIG_BT_CTLR_SYNC_ISO_STREAM_COUNT=2
+CONFIG_BT_CTLR_ADV_EXT=y
+CONFIG_BT_CTLR_ADV_SET=2
+CONFIG_BT_CTLR_ADV_ISO_SET=2
+CONFIG_BT_CTLR_ADV_ISO_STREAM_COUNT=3
+
+# Support two links as a central, or one link as a peripheral
+CONFIG_BT_MAX_CONN=8
+CONFIG_BT_CTLR_SDC_PERIPHERAL_COUNT=2
+
+# Allow using more than default advertising event length
+CONFIG_BT_CTLR_ADV_DATA_LEN_MAX=251
+
+# Enable DLE - might require too much RAM on NetCore
+# CONFIG_BT_BUF_ACL_RX_SIZE=255
+# CONFIG_BT_CTLR_DATA_LENGTH_MAX=251
+
+# To present the audio at the right point in time, we need the controller and
+# audio clock to be synchronized
+CONFIG_MPSL_TRIGGER_IPC_TASK_ON_RTC_START=y
+CONFIG_MPSL_TRIGGER_IPC_TASK_ON_RTC_START_CHANNEL=4
+
+# General
+CONFIG_DEBUG=n
+CONFIG_ASSERT=n
+CONFIG_STACK_USAGE=n
+CONFIG_THREAD_MONITOR=n
+CONFIG_SERIAL=n
+CONFIG_CONSOLE=n
+CONFIG_PRINTK=n
+CONFIG_UART_CONSOLE=n
+CONFIG_BOOT_BANNER=n