diff --git a/src/mpris/player.rs b/src/mpris/player.rs
index 50dfb02..9f72ec2 100644
--- a/src/mpris/player.rs
+++ b/src/mpris/player.rs
@@ -43,7 +43,7 @@ impl MetadataMap {
                     .try_into()
                     .unwrap()
             }),
-            //length: Some((song.duration() * MICROSECONDS) as i64),
+            length: Some(song.duration() * MICROSECONDS as i64),
             album: Some(song.album().into()),
             artist: Some(vec![song.artist().into()]),
             //content_created: song.year().map(|year| chrono::NaiveDate::from_yo_opt(year, 1).unwrap()), // FIXME: replace this unwrap with Some(Err) -> None
@@ -97,7 +97,6 @@ impl MetadataMap {
 pub struct Player {
     playbin: SendWeakRef<crate::Playbin>,
     metadata: MetadataMap,
-    volume: f64,
 }
 
 impl Player {
@@ -110,7 +109,6 @@ impl Player {
         let player = Self {
             playbin: playbin.downgrade().into(),
             metadata: MetadataMap::from_playbin_song(None),
-            volume: (playbin.volume() as f64) / 100.0,
         };
 
         object_server.at("/org/mpris/MediaPlayer2", player).await?;
@@ -141,6 +139,24 @@ impl Player {
             ),
         );
 
+        playbin.connect_closure(
+            "seeked",
+            false,
+            glib::closure_local!(
+                #[strong]
+                player_ref,
+                move |_playbin: &crate::Playbin, position: f64| {
+                    let player_ref = player_ref.clone();
+                    glib::spawn_future_local(async move {
+                        player_ref
+                            .seeked((position * MICROSECONDS) as i64)
+                            .await
+                            .unwrap();
+                    });
+                }
+            ),
+        );
+
         playbin.connect_notify_local(
             Some("play-queue-length"),
             glib::clone!(
@@ -192,13 +208,10 @@ impl Player {
             glib::clone!(
                 #[strong]
                 player_ref,
-                move |playbin: &crate::Playbin, _| {
-                    let playbin_volume = playbin.volume();
-
+                move |_playbin: &crate::Playbin, _| {
                     let player_ref = player_ref.clone();
                     glib::spawn_future_local(async move {
-                        let mut player = player_ref.get_mut().await;
-                        player.volume = (playbin_volume as f64) / 100.0;
+                        let player = player_ref.get_mut().await;
                         player
                             .volume_changed(player_ref.signal_emitter())
                             .await
@@ -223,32 +236,43 @@ impl Player {
         let playbin = self.playbin.upgrade().unwrap();
         if playbin.play_queue_position() + 1 > playbin.play_queue_length() {
             // If there is no next track (and endless playback and track repeat are both off), stop playback.
-            self.stop();
+            // (interpret this as something else than what Stop does)
+            playbin.stop();
         } else {
             playbin.go_to_next_track();
         }
     }
 
     fn previous(&self) {
+        let playbin = self.playbin.upgrade().unwrap();
+
         // If CanGoPrevious is false, attempting to call this method should have no effect.
         if !self.can_go_previous() {
             return;
         }
 
-        let playbin = self.playbin.upgrade().unwrap();
         if playbin.play_queue_position() == 0 {
             // If there is no previous track (and endless playback and track repeat are both off), stop playback.
-            self.stop();
+            // (interpret this as something else than what Stop does)
+            playbin.stop();
         } else {
             playbin.go_to_prev_track();
         }
     }
 
     fn pause(&self) {
+        let playbin = self.playbin.upgrade().unwrap();
+
         // If CanPause is false, attempting to call this method should have no effect.
         if !self.can_pause() {
             return;
         }
+
+        // If playback is already paused, this has no effect.
+        if playbin.state() != crate::playbin::State::Playing {
+            return;
+        }
+
         self.playbin.upgrade().unwrap().pause();
     }
 
@@ -262,18 +286,31 @@ impl Player {
     }
 
     fn stop(&self) {
-        // TODO: Calling Play after this should cause playback to start again from the beginning of the track.
-        // (not the play queue!!)
-        self.playbin.upgrade().unwrap().stop();
+        let playbin = self.playbin.upgrade().unwrap();
+
+        // If playback is already stopped, this has no effect.
+        if playbin.state() != crate::playbin::State::Playing {
+            return;
+        }
+
+        // Calling Play after this should cause playback to start again from the beginning of the track.
+        playbin.pause();
+        playbin.seek(0.0);
     }
 
     fn play(&self) {
+        let playbin = self.playbin.upgrade().unwrap();
+
         // If CanPlay is false, attempting to call this method should have no effect.
         if !self.can_play() {
             return;
         }
 
-        let playbin = self.playbin.upgrade().unwrap();
+        // If already playing, this has no effect.
+        if playbin.state() == crate::playbin::State::Playing {
+            return;
+        }
+
         // If there is no track to play, this has no effect.
         if playbin.play_queue_length() == 0 {
             return;
@@ -351,8 +388,8 @@ impl Player {
     }
 
     #[zbus(property)]
-    fn set_loop_status(&self, _loop_status: &str) {
-        todo!()
+    fn set_loop_status(&self, _loop_status: &str) -> zbus::Result<()> {
+        Err(zbus::Error::Unsupported) // TODO
     }
 
     #[zbus(property)]
@@ -387,7 +424,7 @@ impl Player {
 
     #[zbus(property)]
     fn volume(&self) -> f64 {
-        1.0 // TODO
+        self.playbin.upgrade().unwrap().volume() as f64 / 100.0
     }
 
     #[zbus(property)]
diff --git a/src/playbin/song.rs b/src/playbin/song.rs
index e325a18..83cba29 100644
--- a/src/playbin/song.rs
+++ b/src/playbin/song.rs
@@ -25,6 +25,7 @@ pub mod ffi {
         pub fn audrey_playbin_song_get_album(
             self_: *mut AudreyPlaybinSong,
         ) -> *const std::ffi::c_char;
+        pub fn audrey_playbin_song_get_duration(self_: *mut AudreyPlaybinSong) -> i64;
     }
 }
 
@@ -60,4 +61,8 @@ impl Song {
     pub fn album(&self) -> GString {
         unsafe { from_glib_none(ffi::audrey_playbin_song_get_album(self.to_glib_none().0)) }
     }
+
+    pub fn duration(&self) -> i64 {
+        unsafe { ffi::audrey_playbin_song_get_duration(self.to_glib_none().0) }
+    }
 }