diff --git a/Jellyfin.Api/Controllers/DevicesController.cs b/Jellyfin.Api/Controllers/DevicesController.cs
new file mode 100644
index 0000000000..1e75579033
--- /dev/null
+++ b/Jellyfin.Api/Controllers/DevicesController.cs
@@ -0,0 +1,156 @@
+#nullable enable
+
+using System;
+using Jellyfin.Api.Constants;
+using MediaBrowser.Controller.Devices;
+using MediaBrowser.Controller.Security;
+using MediaBrowser.Controller.Session;
+using MediaBrowser.Model.Devices;
+using MediaBrowser.Model.Querying;
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Http;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.AspNetCore.Mvc.ModelBinding;
+
+namespace Jellyfin.Api.Controllers
+{
+    /// <summary>
+    /// Devices Controller.
+    /// </summary>
+    [Authorize]
+    public class DevicesController : BaseJellyfinApiController
+    {
+        private readonly IDeviceManager _deviceManager;
+        private readonly IAuthenticationRepository _authenticationRepository;
+        private readonly ISessionManager _sessionManager;
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DevicesController"/> class.
+        /// </summary>
+        /// <param name="deviceManager">Instance of <see cref="IDeviceManager"/> interface.</param>
+        /// <param name="authenticationRepository">Instance of <see cref="IAuthenticationRepository"/> interface.</param>
+        /// <param name="sessionManager">Instance of <see cref="ISessionManager"/> interface.</param>
+        public DevicesController(
+            IDeviceManager deviceManager,
+            IAuthenticationRepository authenticationRepository,
+            ISessionManager sessionManager)
+        {
+            _deviceManager = deviceManager;
+            _authenticationRepository = authenticationRepository;
+            _sessionManager = sessionManager;
+        }
+
+        /// <summary>
+        /// Get Devices.
+        /// </summary>
+        /// <param name="supportsSync">Gets or sets a value indicating whether [supports synchronize].</param>
+        /// <param name="userId">Gets or sets the user identifier.</param>
+        /// <response code="200">Devices retrieved.</response>
+        /// <returns>An <see cref="OkResult"/> containing the list of devices.</returns>
+        [HttpGet]
+        [Authorize(Policy = Policies.RequiresElevation)]
+        [ProducesResponseType(StatusCodes.Status200OK)]
+        public ActionResult<QueryResult<DeviceInfo>> GetDevices([FromQuery] bool? supportsSync, [FromQuery] Guid? userId)
+        {
+            var deviceQuery = new DeviceQuery { SupportsSync = supportsSync, UserId = userId ?? Guid.Empty };
+            return _deviceManager.GetDevices(deviceQuery);
+        }
+
+        /// <summary>
+        /// Get info for a device.
+        /// </summary>
+        /// <param name="id">Device Id.</param>
+        /// <response code="200">Device info retrieved.</response>
+        /// <response code="404">Device not found.</response>
+        /// <returns>An <see cref="OkResult"/> containing the device info on success, or a <see cref="NotFoundResult"/> if the device could not be found.</returns>
+        [HttpGet("Info")]
+        [Authorize(Policy = Policies.RequiresElevation)]
+        [ProducesResponseType(StatusCodes.Status200OK)]
+        [ProducesResponseType(StatusCodes.Status404NotFound)]
+        public ActionResult<DeviceInfo> GetDeviceInfo([FromQuery, BindRequired] string id)
+        {
+            var deviceInfo = _deviceManager.GetDevice(id);
+            if (deviceInfo == null)
+            {
+                return NotFound();
+            }
+
+            return deviceInfo;
+        }
+
+        /// <summary>
+        /// Get options for a device.
+        /// </summary>
+        /// <param name="id">Device Id.</param>
+        /// <response code="200">Device options retrieved.</response>
+        /// <response code="404">Device not found.</response>
+        /// <returns>An <see cref="OkResult"/> containing the device info on success, or a <see cref="NotFoundResult"/> if the device could not be found.</returns>
+        [HttpGet("Options")]
+        [Authorize(Policy = Policies.RequiresElevation)]
+        [ProducesResponseType(StatusCodes.Status200OK)]
+        [ProducesResponseType(StatusCodes.Status404NotFound)]
+        public ActionResult<DeviceOptions> GetDeviceOptions([FromQuery, BindRequired] string id)
+        {
+            var deviceInfo = _deviceManager.GetDeviceOptions(id);
+            if (deviceInfo == null)
+            {
+                return NotFound();
+            }
+
+            return deviceInfo;
+        }
+
+        /// <summary>
+        /// Update device options.
+        /// </summary>
+        /// <param name="id">Device Id.</param>
+        /// <param name="deviceOptions">Device Options.</param>
+        /// <response code="200">Device options updated.</response>
+        /// <response code="404">Device not found.</response>
+        /// <returns>An <see cref="OkResult"/> on success, or a <see cref="NotFoundResult"/> if the device could not be found.</returns>
+        [HttpPost("Options")]
+        [Authorize(Policy = Policies.RequiresElevation)]
+        [ProducesResponseType(StatusCodes.Status200OK)]
+        [ProducesResponseType(StatusCodes.Status404NotFound)]
+        public ActionResult UpdateDeviceOptions(
+            [FromQuery, BindRequired] string id,
+            [FromBody, BindRequired] DeviceOptions deviceOptions)
+        {
+            var existingDeviceOptions = _deviceManager.GetDeviceOptions(id);
+            if (existingDeviceOptions == null)
+            {
+                return NotFound();
+            }
+
+            _deviceManager.UpdateDeviceOptions(id, deviceOptions);
+            return Ok();
+        }
+
+        /// <summary>
+        /// Deletes a device.
+        /// </summary>
+        /// <param name="id">Device Id.</param>
+        /// <response code="200">Device deleted.</response>
+        /// <response code="404">Device not found.</response>
+        /// <returns>An <see cref="OkResult"/> on success, or a <see cref="NotFoundResult"/> if the device could not be found.</returns>
+        [HttpDelete]
+        [ProducesResponseType(StatusCodes.Status200OK)]
+        public ActionResult DeleteDevice([FromQuery, BindRequired] string id)
+        {
+            var existingDevice = _deviceManager.GetDevice(id);
+            if (existingDevice == null)
+            {
+                return NotFound();
+            }
+
+            var sessions = _authenticationRepository.Get(new AuthenticationInfoQuery { DeviceId = id }).Items;
+
+            foreach (var session in sessions)
+            {
+                _sessionManager.Logout(session);
+            }
+
+            return Ok();
+        }
+    }
+}
diff --git a/MediaBrowser.Api/Devices/DeviceService.cs b/MediaBrowser.Api/Devices/DeviceService.cs
deleted file mode 100644
index 7004a2559e..0000000000
--- a/MediaBrowser.Api/Devices/DeviceService.cs
+++ /dev/null
@@ -1,168 +0,0 @@
-using System.IO;
-using System.Threading.Tasks;
-using MediaBrowser.Controller.Configuration;
-using MediaBrowser.Controller.Devices;
-using MediaBrowser.Controller.Net;
-using MediaBrowser.Controller.Security;
-using MediaBrowser.Controller.Session;
-using MediaBrowser.Model.Devices;
-using MediaBrowser.Model.Querying;
-using MediaBrowser.Model.Services;
-using Microsoft.Extensions.Logging;
-
-namespace MediaBrowser.Api.Devices
-{
-    [Route("/Devices", "GET", Summary = "Gets all devices")]
-    [Authenticated(Roles = "Admin")]
-    public class GetDevices : DeviceQuery, IReturn<QueryResult<DeviceInfo>>
-    {
-    }
-
-    [Route("/Devices/Info", "GET", Summary = "Gets info for a device")]
-    [Authenticated(Roles = "Admin")]
-    public class GetDeviceInfo : IReturn<DeviceInfo>
-    {
-        [ApiMember(Name = "Id", Description = "Device Id", IsRequired = true, DataType = "string", ParameterType = "query", Verb = "GET")]
-        public string Id { get; set; }
-    }
-
-    [Route("/Devices/Options", "GET", Summary = "Gets options for a device")]
-    [Authenticated(Roles = "Admin")]
-    public class GetDeviceOptions : IReturn<DeviceOptions>
-    {
-        [ApiMember(Name = "Id", Description = "Device Id", IsRequired = true, DataType = "string", ParameterType = "query", Verb = "GET")]
-        public string Id { get; set; }
-    }
-
-    [Route("/Devices", "DELETE", Summary = "Deletes a device")]
-    public class DeleteDevice
-    {
-        [ApiMember(Name = "Id", Description = "Device Id", IsRequired = true, DataType = "string", ParameterType = "query", Verb = "DELETE")]
-        public string Id { get; set; }
-    }
-
-    [Route("/Devices/CameraUploads", "GET", Summary = "Gets camera upload history for a device")]
-    [Authenticated]
-    public class GetCameraUploads : IReturn<ContentUploadHistory>
-    {
-        [ApiMember(Name = "Id", Description = "Device Id", IsRequired = true, DataType = "string", ParameterType = "query", Verb = "GET")]
-        public string DeviceId { get; set; }
-    }
-
-    [Route("/Devices/CameraUploads", "POST", Summary = "Uploads content")]
-    [Authenticated]
-    public class PostCameraUpload : IRequiresRequestStream, IReturnVoid
-    {
-        [ApiMember(Name = "DeviceId", Description = "Device Id", IsRequired = true, DataType = "string", ParameterType = "query", Verb = "POST")]
-        public string DeviceId { get; set; }
-
-        [ApiMember(Name = "Album", Description = "Album", IsRequired = true, DataType = "string", ParameterType = "query", Verb = "POST")]
-        public string Album { get; set; }
-
-        [ApiMember(Name = "Name", Description = "Name", IsRequired = true, DataType = "string", ParameterType = "query", Verb = "POST")]
-        public string Name { get; set; }
-
-        [ApiMember(Name = "Id", Description = "Id", IsRequired = true, DataType = "string", ParameterType = "query", Verb = "POST")]
-        public string Id { get; set; }
-
-        public Stream RequestStream { get; set; }
-    }
-
-    [Route("/Devices/Options", "POST", Summary = "Updates device options")]
-    [Authenticated(Roles = "Admin")]
-    public class PostDeviceOptions : DeviceOptions, IReturnVoid
-    {
-        [ApiMember(Name = "Id", Description = "Device Id", IsRequired = true, DataType = "string", ParameterType = "query", Verb = "DELETE")]
-        public string Id { get; set; }
-    }
-
-    public class DeviceService : BaseApiService
-    {
-        private readonly IDeviceManager _deviceManager;
-        private readonly IAuthenticationRepository _authRepo;
-        private readonly ISessionManager _sessionManager;
-
-        public DeviceService(
-            ILogger<DeviceService> logger,
-            IServerConfigurationManager serverConfigurationManager,
-            IHttpResultFactory httpResultFactory,
-            IDeviceManager deviceManager,
-            IAuthenticationRepository authRepo,
-            ISessionManager sessionManager)
-            : base(logger, serverConfigurationManager, httpResultFactory)
-        {
-            _deviceManager = deviceManager;
-            _authRepo = authRepo;
-            _sessionManager = sessionManager;
-        }
-
-        public void Post(PostDeviceOptions request)
-        {
-            _deviceManager.UpdateDeviceOptions(request.Id, request);
-        }
-
-        public object Get(GetDevices request)
-        {
-            return ToOptimizedResult(_deviceManager.GetDevices(request));
-        }
-
-        public object Get(GetDeviceInfo request)
-        {
-            return _deviceManager.GetDevice(request.Id);
-        }
-
-        public object Get(GetDeviceOptions request)
-        {
-            return _deviceManager.GetDeviceOptions(request.Id);
-        }
-
-        public object Get(GetCameraUploads request)
-        {
-            return ToOptimizedResult(_deviceManager.GetCameraUploadHistory(request.DeviceId));
-        }
-
-        public void Delete(DeleteDevice request)
-        {
-            var sessions = _authRepo.Get(new AuthenticationInfoQuery
-            {
-                DeviceId = request.Id
-
-            }).Items;
-
-            foreach (var session in sessions)
-            {
-                _sessionManager.Logout(session);
-            }
-        }
-
-        public Task Post(PostCameraUpload request)
-        {
-            var deviceId = Request.QueryString["DeviceId"];
-            var album = Request.QueryString["Album"];
-            var id = Request.QueryString["Id"];
-            var name = Request.QueryString["Name"];
-            var req = Request.Response.HttpContext.Request;
-
-            if (req.HasFormContentType)
-            {
-                var file = req.Form.Files.Count == 0 ? null : req.Form.Files[0];
-
-                return _deviceManager.AcceptCameraUpload(deviceId, file.OpenReadStream(), new LocalFileInfo
-                {
-                    MimeType = file.ContentType,
-                    Album = album,
-                    Name = name,
-                    Id = id
-                });
-            }
-
-            return _deviceManager.AcceptCameraUpload(deviceId, request.RequestStream, new LocalFileInfo
-            {
-                MimeType = Request.ContentType,
-                Album = album,
-                Name = name,
-                Id = id
-            });
-        }
-    }
-}