diff --git a/src/devices/cloud_ii_wireless_dts.rs b/src/devices/cloud_ii_wireless_dts.rs
index e8cdec6..1642a02 100644
--- a/src/devices/cloud_ii_wireless_dts.rs
+++ b/src/devices/cloud_ii_wireless_dts.rs
@@ -1,5 +1,5 @@
-use std::time::Duration;
 use crate::devices::{ChargingStatus, Color, Device, DeviceError, DeviceEvent, DeviceState};
+use std::time::Duration;
 
 // Possible vendor IDs [HP]
 const VENDOR_IDS: [u16; 1] = [0x03F0];
@@ -51,123 +51,140 @@ impl CloudIIWirelessDTS {
 }
 
 impl Device for CloudIIWirelessDTS {
-    fn get_charging_packet(&self) -> Vec<u8> {
+    fn get_charging_packet(&self) -> Option<Vec<u8>> {
         let mut tmp = BASE_PACKET.to_vec();
         tmp[3] = GET_CHARGING_CMD_ID;
-        tmp
+        Some(tmp)
     }
 
-    fn get_battery_packet(&self) -> Vec<u8> {
+    fn get_battery_packet(&self) -> Option<Vec<u8>> {
         let mut tmp = BASE_PACKET.to_vec();
         tmp[3] = GET_BATTERY_CMD_ID;
-        tmp
+        Some(tmp)
     }
 
-    fn set_automatic_shut_down_packet(&self, shutdown_after: Duration) -> Vec<u8> {
+    fn set_automatic_shut_down_packet(&self, shutdown_after: Duration) -> Option<Vec<u8>> {
         let mut tmp = BASE_PACKET.to_vec();
         tmp[3] = SET_AUTO_SHUTDOWN_CMD_ID;
         tmp[4] = (shutdown_after.as_secs() / 60) as u8;
-        tmp
+        Some(tmp)
     }
 
-    fn get_automatic_shut_down_packet(&self) -> Vec<u8> {
+    fn get_automatic_shut_down_packet(&self) -> Option<Vec<u8>> {
         let mut tmp = BASE_PACKET.to_vec();
         tmp[3] = GET_AUTO_SHUTDOWN_CMD_ID;
-        tmp
+        Some(tmp)
     }
 
-    fn get_mute_packet(&self) -> Vec<u8> {
+    fn get_mute_packet(&self) -> Option<Vec<u8>> {
         let mut tmp = BASE_PACKET.to_vec();
         tmp[3] = GET_MUTE_CMD_ID;
-        tmp
+        Some(tmp)
     }
 
-    fn set_mute_packet(&self, mute: bool) -> Vec<u8> {
+    fn set_mute_packet(&self, mute: bool) -> Option<Vec<u8>> {
         let mut tmp = BASE_PACKET.to_vec();
         tmp[3] = SET_MUTE_CMD_ID;
         tmp[4] = mute as u8;
-        tmp
+        Some(tmp)
     }
 
-    fn get_mic_connected_packet(&self) -> Vec<u8> {
+    fn get_mic_connected_packet(&self) -> Option<Vec<u8>> {
         let mut tmp = BASE_PACKET.to_vec();
         tmp[3] = GET_MIC_CONNECTED_CMD_ID;
-        tmp
+        Some(tmp)
     }
 
-    fn get_pairing_info_packet(&self) -> Vec<u8> {
+    fn get_pairing_info_packet(&self) -> Option<Vec<u8>> {
         let mut tmp = BASE_PACKET.to_vec();
         tmp[3] = GET_PAIRING_CMD_ID;
-        tmp
+        Some(tmp)
     }
 
-    fn get_product_color_packet(&self) -> Vec<u8> {
-        let mut tmp = BASE_PACKET2.to_vec();
-        tmp[2] = GET_PRODUCT_COLOR_CMD_ID;
-        tmp
+    fn get_product_color_packet(&self) -> Option<Vec<u8>> {
+        // let mut tmp = BASE_PACKET2.to_vec();
+        // tmp[2] = GET_PRODUCT_COLOR_CMD_ID;
+        // Some(tmp)
+        // Doesn't work
+        None
     }
 
-    fn get_side_tone_packet(&self) -> Vec<u8> {
+    fn get_side_tone_packet(&self) -> Option<Vec<u8>> {
         let mut tmp = BASE_PACKET.to_vec();
         tmp[3] = GET_SIDE_TONE_ON_CMD_ID;
-        tmp
+        Some(tmp)
     }
 
-    fn set_side_tone_packet(&self, side_tone_on: bool) -> Vec<u8> {
+    fn set_side_tone_packet(&self, side_tone_on: bool) -> Option<Vec<u8>> {
         let mut tmp = BASE_PACKET.to_vec();
         tmp[3] = SET_SIDE_TONE_ON_CMD_ID;
         tmp[4] = side_tone_on as u8;
-        tmp
+        Some(tmp)
     }
 
-    fn get_side_tone_volume_packet(&self) -> Vec<u8> {
+    fn get_side_tone_volume_packet(&self) -> Option<Vec<u8>> {
         let mut tmp = BASE_PACKET.to_vec();
         tmp[3] = GET_SIDE_TONE_VOLUME_CMD_ID;
-        tmp
+        Some(tmp)
     }
 
-    fn set_side_tone_volume_packet(&self) -> Vec<u8> {
+    fn set_side_tone_volume_packet(&self) -> Option<Vec<u8>> {
         let mut tmp = BASE_PACKET.to_vec();
         tmp[3] = SET_SIDE_TONE_VOLUME_CMD_ID;
-        tmp
+        Some(tmp)
     }
 
-    fn get_voice_prompt_packet(&self) -> Vec<u8> {
-        let mut tmp = BASE_PACKET2.to_vec();
-        tmp[2] = GET_VOICE_PROMPT_CMD_ID;
-        tmp
+    fn get_voice_prompt_packet(&self) -> Option<Vec<u8>> {
+        // let mut tmp = BASE_PACKET2.to_vec();
+        // tmp[2] = GET_VOICE_PROMPT_CMD_ID;
+        // Some(tmp)
+        // Doesn't work
+        None
     }
 
-    fn set_voice_prompt_packet(&self, enable: bool) -> Vec<u8> {
+    fn set_voice_prompt_packet(&self, enable: bool) -> Option<Vec<u8>> {
         let mut tmp = BASE_PACKET2.to_vec();
         tmp[2] = SET_VOICE_PROMPT_CMD_ID;
-        tmp
+        Some(tmp)
     }
 
-    fn get_wireless_connected_status_packet(&self) -> Vec<u8> {
+    fn get_wireless_connected_status_packet(&self) -> Option<Vec<u8>> {
         let mut tmp = BASE_PACKET.to_vec();
         tmp[3] = GET_WIRELESS_STATUS_CMD_ID;
-        tmp
+        Some(tmp)
     }
 
     fn get_event_from_device_response(&self, response: &[u8]) -> Option<DeviceEvent> {
         match (response[2], response[3], response[4], response[7]) {
-            (_, GET_CHARGING_CMD_ID, status, _) => Some(DeviceEvent::Charging(ChargingStatus::from(status))),
-            (_, GET_MIC_CONNECTED_CMD_ID, status, _) => Some(DeviceEvent::MicConnected(status == 1)),
+            (_, GET_CHARGING_CMD_ID, status, _) => {
+                Some(DeviceEvent::Charging(ChargingStatus::from(status)))
+            }
+            (_, GET_MIC_CONNECTED_CMD_ID, status, _) => {
+                Some(DeviceEvent::MicConnected(status == 1))
+            }
             (_, GET_BATTERY_CMD_ID, _, level) => Some(DeviceEvent::BatterLevel(level)),
-            (_, GET_AUTO_SHUTDOWN_CMD_ID, time, _) => Some(DeviceEvent::AutomaticShutdownAfter(Duration::from_secs(time as u64 * 60))),
+            (_, GET_AUTO_SHUTDOWN_CMD_ID, time, _) => Some(DeviceEvent::AutomaticShutdownAfter(
+                Duration::from_secs(time as u64 * 60),
+            )),
             (_, GET_MUTE_CMD_ID, status, _) => Some(DeviceEvent::Muted(status == 1)),
             (_, GET_PAIRING_CMD_ID, status, _) => Some(DeviceEvent::PairingInfo(status)),
             (_, GET_SIDE_TONE_ON_CMD_ID, status, _) => Some(DeviceEvent::SideToneOn(status == 1)),
-            (_, GET_SIDE_TONE_VOLUME_CMD_ID, status, _) => Some(DeviceEvent::SideToneVolume(status)),
-            (_, GET_WIRELESS_STATUS_CMD_ID, status, _) => Some(DeviceEvent::WirelessConnected(status == 1 || status == 4)),
+            (_, GET_SIDE_TONE_VOLUME_CMD_ID, status, _) => {
+                Some(DeviceEvent::SideToneVolume(status))
+            }
+            (_, GET_WIRELESS_STATUS_CMD_ID, status, _) => {
+                Some(DeviceEvent::WirelessConnected(status == 1 || status == 4))
+            }
             (GET_VOICE_PROMPT_CMD_ID, status, _, _) => Some(DeviceEvent::VoicePrompt(status == 1)),
-            (GET_PRODUCT_COLOR_CMD_ID, status, _, _) => Some(DeviceEvent::ProductColor(Color::from(status))),
-            _ => None
+            (GET_PRODUCT_COLOR_CMD_ID, status, _, _) => {
+                Some(DeviceEvent::ProductColor(Color::from(status)))
+            }
+            _ => None,
         }
     }
 
     fn get_device_state(&mut self) -> &mut DeviceState {
         &mut self.state
     }
-}
\ No newline at end of file
+}
+
diff --git a/src/devices/mod.rs b/src/devices/mod.rs
index e546787..bd41da8 100644
--- a/src/devices/mod.rs
+++ b/src/devices/mod.rs
@@ -210,22 +210,22 @@ impl From<u8> for ChargingStatus {
 }
 
 pub trait Device {
-    fn get_charging_packet(&self) -> Vec<u8>;
-    fn get_battery_packet(&self) -> Vec<u8>;
-    fn set_automatic_shut_down_packet(&self, shutdown_after: Duration) -> Vec<u8>;
-    fn get_automatic_shut_down_packet(&self) -> Vec<u8>;
-    fn get_mute_packet(&self) -> Vec<u8>;
-    fn set_mute_packet(&self, mute: bool) -> Vec<u8>;
-    fn get_mic_connected_packet(&self) -> Vec<u8>;
-    fn get_pairing_info_packet(&self) -> Vec<u8>;
-    fn get_product_color_packet(&self) -> Vec<u8>;
-    fn get_side_tone_packet(&self) -> Vec<u8>;
-    fn set_side_tone_packet(&self, side_tone_on: bool) -> Vec<u8>;
-    fn get_side_tone_volume_packet(&self) -> Vec<u8>;
-    fn set_side_tone_volume_packet(&self) -> Vec<u8>;
-    fn get_voice_prompt_packet(&self) -> Vec<u8>;
-    fn set_voice_prompt_packet(&self, enable: bool) -> Vec<u8>;
-    fn get_wireless_connected_status_packet(&self) -> Vec<u8>;
+    fn get_charging_packet(&self) -> Option<Vec<u8>>;
+    fn get_battery_packet(&self) -> Option<Vec<u8>>;
+    fn set_automatic_shut_down_packet(&self, shutdown_after: Duration) -> Option<Vec<u8>>;
+    fn get_automatic_shut_down_packet(&self) -> Option<Vec<u8>>;
+    fn get_mute_packet(&self) -> Option<Vec<u8>>;
+    fn set_mute_packet(&self, mute: bool) -> Option<Vec<u8>>;
+    fn get_mic_connected_packet(&self) -> Option<Vec<u8>>;
+    fn get_pairing_info_packet(&self) -> Option<Vec<u8>>;
+    fn get_product_color_packet(&self) -> Option<Vec<u8>>;
+    fn get_side_tone_packet(&self) -> Option<Vec<u8>>;
+    fn set_side_tone_packet(&self, side_tone_on: bool) -> Option<Vec<u8>>;
+    fn get_side_tone_volume_packet(&self) -> Option<Vec<u8>>;
+    fn set_side_tone_volume_packet(&self) -> Option<Vec<u8>>;
+    fn get_voice_prompt_packet(&self) -> Option<Vec<u8>>;
+    fn set_voice_prompt_packet(&self, enable: bool) -> Option<Vec<u8>>;
+    fn get_wireless_connected_status_packet(&self) -> Option<Vec<u8>>;
     fn get_event_from_device_response(&self, response: &[u8]) -> Option<DeviceEvent>;
     fn get_device_state(&mut self) -> &mut DeviceState;
 
@@ -253,21 +253,23 @@ pub trait Device {
             self.get_mute_packet(),
             self.get_mic_connected_packet(),
             self.get_pairing_info_packet(),
-            // self.get_product_color_packet(),
+            self.get_product_color_packet(),
             self.get_side_tone_packet(),
             self.get_side_tone_volume_packet(),
-            // self.get_voice_prompt_packet(),
+            self.get_voice_prompt_packet(),
         ];
 
         let mut responded = false;
         for packet in packets {
-            self.get_device_state().hid_device.write(&packet)?;
-            if let Some(event) = self.wait_for_updates(Duration::from_secs(1)) {
-                self.get_device_state().update_self_with_event(&event);
-                responded = true;
-            }
-            if !self.get_device_state().connected.map_or(true, |c| c) {
-                break;
+            if let Some(packet) = packet {
+                self.get_device_state().hid_device.write(&packet)?;
+                if let Some(event) = self.wait_for_updates(Duration::from_secs(1)) {
+                    self.get_device_state().update_self_with_event(&event);
+                    responded = true;
+                }
+                if !self.get_device_state().connected.map_or(true, |c| c) {
+                    break;
+                }
             }
         }