diff --git a/custom_components/monoprice_custom/config_flow.py b/custom_components/monoprice_custom/config_flow.py
index c09b3d4..7b91138 100755
--- a/custom_components/monoprice_custom/config_flow.py
+++ b/custom_components/monoprice_custom/config_flow.py
@@ -1,4 +1,5 @@
 """Config flow for Monoprice 6-Zone Amplifier integration."""
+
 from __future__ import annotations
 
 import logging
@@ -7,8 +8,10 @@
 from serial import SerialException
 import voluptuous as vol
 
-from homeassistant import config_entries, core, exceptions
+from homeassistant.config_entries import ConfigEntry, ConfigFlow, OptionsFlow
 from homeassistant.const import CONF_PORT
+from homeassistant.core import HomeAssistant, callback
+from homeassistant.exceptions import HomeAssistantError
 
 from .const import (
     CONF_SOURCE_1,
@@ -33,9 +36,11 @@
 ]
 
 OPTIONS_FOR_DATA = {vol.Optional(source): str for source in SOURCES}
+
 DATA_SCHEMA = vol.Schema({vol.Required(CONF_PORT): str, **OPTIONS_FOR_DATA})
 
-@core.callback
+
+@callback
 def _sources_from_config(data):
     sources_config = {
         str(idx + 1): data.get(source) for idx, source in enumerate(SOURCES)
@@ -48,7 +53,7 @@ def _sources_from_config(data):
     }
 
 
-async def validate_input(hass: core.HomeAssistant, data):
+async def validate_input(hass: HomeAssistant, data):
     """Validate the user input allows us to connect.
 
     Data has the keys from DATA_SCHEMA with values provided by the user.
@@ -56,17 +61,16 @@ async def validate_input(hass: core.HomeAssistant, data):
     try:
         await hass.async_add_executor_job(get_monoprice, data[CONF_PORT])
     except SerialException as err:
-        _LOGGER.error("Error connecting to Monoprice controller %s", data[CONF_PORT])
+        _LOGGER.error("Error connecting to Monoprice controller")
         raise CannotConnect from err
 
     sources = _sources_from_config(data)
 
-
     # Return info that you want to store in the config entry.
     return {CONF_PORT: data[CONF_PORT], CONF_SOURCES: sources}
 
 
-class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
+class MonoPriceConfigFlow(ConfigFlow, domain=DOMAIN):
     """Handle a config flow for Monoprice 6-Zone Amplifier."""
 
     VERSION = 1
@@ -90,15 +94,15 @@ async def async_step_user(self, user_input=None):
         )
 
     @staticmethod
-    @core.callback
+    @callback
     def async_get_options_flow(
-        config_entry: config_entries.ConfigEntry,
+        config_entry: ConfigEntry,
     ) -> MonopriceOptionsFlowHandler:
         """Define the config flow to handle options."""
         return MonopriceOptionsFlowHandler(config_entry)
 
 
-@core.callback
+@callback
 def _key_for_source(index, source, previous_sources):
     if str(index) in previous_sources:
         key = vol.Optional(
@@ -110,14 +114,14 @@ def _key_for_source(index, source, previous_sources):
     return key
 
 
-class MonopriceOptionsFlowHandler(config_entries.OptionsFlow):
+class MonopriceOptionsFlowHandler(OptionsFlow):
     """Handle a Monoprice options flow."""
 
-    def __init__(self, config_entry: config_entries.ConfigEntry) -> None:
+    def __init__(self, config_entry: ConfigEntry) -> None:
         """Initialize."""
         self.config_entry = config_entry
 
-    @core.callback
+    @callback
     def _previous_sources(self):
         if CONF_SOURCES in self.config_entry.options:
             previous = self.config_entry.options[CONF_SOURCES]
@@ -146,5 +150,5 @@ async def async_step_init(self, user_input=None):
         )
 
 
-class CannotConnect(exceptions.HomeAssistantError):
-    """Error to indicate we cannot connect."""
\ No newline at end of file
+class CannotConnect(HomeAssistantError):
+    """Error to indicate we cannot connect."""
diff --git a/custom_components/monoprice_custom/media_player.py b/custom_components/monoprice_custom/media_player.py
index 1fe533a..14f6700 100755
--- a/custom_components/monoprice_custom/media_player.py
+++ b/custom_components/monoprice_custom/media_player.py
@@ -19,7 +19,6 @@
 import voluptuous as vol
 
 from .const import (
-    CONF_NAME,
     CONF_SOURCES,
     DOMAIN,
     FIRST_RUN,