diff --git a/services/AMZN/__init__.py b/services/AMZN/__init__.py
index cfffcba..6c1cfd4 100644
--- a/services/AMZN/__init__.py
+++ b/services/AMZN/__init__.py
@@ -13,6 +13,7 @@ from devine.core.credential import Credential
 from devine.core.tracks import Chapters, Tracks, Subtitle, Chapter
 from devine.core.search_result import SearchResult
 from devine.core.manifests import DASH
+from pip._internal.utils import urls
 
 
 class AMZN(Service):
@@ -35,14 +36,16 @@ class AMZN(Service):
     @staticmethod
     @click.command(name="AMZN", short_help="https://amazon.com", help=__doc__)
     @click.argument("title", type=str)
+    @click.option("--sd-only", is_flag=True, help="Get only the SD manifests")
     @click.pass_context
     def cli(ctx, **kwargs):
         return AMZN(ctx, **kwargs)
 
-    def __init__(self, ctx, title):
+    def __init__(self, ctx, title, sd_only=False):
 
         self.title = title
         self.cookies = None
+        self.sd_only = sd_only
 
         # Overriding the constructor
         super().__init__(ctx)
@@ -103,59 +106,76 @@ class AMZN(Service):
 
     def get_tracks(self, title: Title_T) -> Tracks:
         tracks = Tracks()
+        params = {
+            'deviceID': 'eff7bd3a-730d-41d2-8ad8-bf4dfa55bee3',
+            'deviceTypeID': 'AOAGZA014O5RE',
+            'gascEnabled': 'false',
+            'marketplaceID': 'ATVPDKIKX0DER',
+            'uxLocale': 'en_US',
+            'firmware': '1',
+            'playerType': 'xp',
+            'operatingSystemName': 'Windows' if not self.sd_only else 'Linux',
+            'operatingSystemVersion': '10.0',
+            'deviceApplicationName': 'Firefox64',
+            'asin': title.id,
+            'consumptionType': 'Streaming',
+            'desiredResources': 'PlaybackUrls,SubtitleUrls',
+            'resourceUsage': 'CacheResources',
+            'videoMaterialType': 'Feature',
+            'displayWidth': '1920',
+            'displayHeight': '1080',
+            'supportsVariableAspectRatio': 'true',
+            'deviceStreamingTechnologyOverride': 'DASH',
+            'deviceDrmOverride': 'CENC',
+            'deviceBitrateAdaptationsOverride': 'CVBR,CBR',
+            'supportsEmbeddedTrickplayForVod': 'false',
+            'audioTrackId': 'all',
+            'languageFeature': 'MLFv2',
+            'liveManifestType': 'patternTemplate,accumulating,live',
+            'supportedDRMKeyScheme': 'DUAL_KEY',
+            'supportsEmbeddedTrickplay': 'true',
+            'daiSupportsEmbeddedTrickplay': 'true',
+            'daiLiveManifestType': 'patternTemplate,accumulating,live',
+            'ssaiSegmentInfoSupport': 'Base',
+            'ssaiStitchType': 'MultiPeriod',
+            'gdprEnabled': 'false',
+            'subtitleFormat': 'TTMLv2',
+            'playbackSettingsFormatVersion': '1.0.0',
+            'titleDecorationScheme': 'primary-content',
+            'xrayToken': 'XRAY_WEB_2023_V2',
+            'xrayPlaybackMode': 'playback',
+            'xrayDeviceClass': 'normal',
+            'playerAttributes': '{"middlewareName":"Firefox64","middlewareVersion":"130.0","nativeApplicationName":"Firefox64","nativeApplicationVersion":"130.0","supportedAudioCodecs":"AAC","frameRate":"HFR","H264.codecLevel":"4.2","H265.codecLevel":"0.0","AV1.codecLevel":"0.0"}',
+        }
 
+        if not self.sd_only:
+            response = self.session.get(
+                url=self.config['endpoints']['playback'],
+                headers={
+                    'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:130.0) Gecko/20100101 Firefox/130.0',
+                },
+                params=params
+            ).json()
+            hd_urls = []
+            for set in response['playbackUrls']['urlSets']:
+                url = response['playbackUrls']['urlSets'][set]['urls']['manifest']['url']
+                hd_urls.append(url)
+            tracks.add(DASH.from_url(url=hd_urls[random.randint(0, len(hd_urls) - 1)], session=self.session).to_tracks(language='en'))
+
+        sd_urls = []
+        params['operatingSystemName'] = 'Linux'
+        del params['operatingSystemVersion']
         response = self.session.get(
             url=self.config['endpoints']['playback'],
             headers={
-                'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:130.0) Gecko/20100101 Firefox/130.0',
+                'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:130.0) Gecko/20100101 Firefox/130.0'
             },
-            params={
-                'deviceID': 'eff7bd3a-730d-41d2-8ad8-bf4dfa55bee3',
-                'deviceTypeID': 'AOAGZA014O5RE',
-                'gascEnabled': 'false',
-                'marketplaceID': 'ATVPDKIKX0DER',
-                'uxLocale': 'en_US',
-                'firmware': '1',
-                'playerType': 'xp',
-                'operatingSystemName': 'Windows',
-                'operatingSystemVersion': '10.0',
-                'deviceApplicationName': 'Firefox64',
-                'asin': title.id,
-                'consumptionType': 'Streaming',
-                'desiredResources': 'PlaybackUrls,SubtitleUrls',
-                'resourceUsage': 'CacheResources',
-                'videoMaterialType': 'Feature',
-                'displayWidth': '1920',
-                'displayHeight': '1080',
-                'supportsVariableAspectRatio': 'true',
-                'deviceStreamingTechnologyOverride': 'DASH',
-                'deviceDrmOverride': 'CENC',
-                'deviceBitrateAdaptationsOverride': 'CVBR,CBR',
-                'supportsEmbeddedTrickplayForVod': 'false',
-                'audioTrackId': 'all',
-                'languageFeature': 'MLFv2',
-                'liveManifestType': 'patternTemplate,accumulating,live',
-                'supportedDRMKeyScheme': 'DUAL_KEY',
-                'supportsEmbeddedTrickplay': 'true',
-                'daiSupportsEmbeddedTrickplay': 'true',
-                'daiLiveManifestType': 'patternTemplate,accumulating,live',
-                'ssaiSegmentInfoSupport': 'Base',
-                'ssaiStitchType': 'MultiPeriod',
-                'gdprEnabled': 'false',
-                'subtitleFormat': 'TTMLv2',
-                'playbackSettingsFormatVersion': '1.0.0',
-                'titleDecorationScheme': 'primary-content',
-                'xrayToken': 'XRAY_WEB_2023_V2',
-                'xrayPlaybackMode': 'playback',
-                'xrayDeviceClass': 'normal',
-                'playerAttributes': '{"middlewareName":"Firefox64","middlewareVersion":"130.0","nativeApplicationName":"Firefox64","nativeApplicationVersion":"130.0","supportedAudioCodecs":"AAC","frameRate":"HFR","H264.codecLevel":"4.2","H265.codecLevel":"0.0","AV1.codecLevel":"0.0"}',
-            }
+            params=params
         ).json()
-        urls = []
         for set in response['playbackUrls']['urlSets']:
             url = response['playbackUrls']['urlSets'][set]['urls']['manifest']['url']
-            urls.append(url)
-        tracks.add(DASH.from_url(url=urls[random.randint(0, len(urls) - 1)], session=self.session).to_tracks(language='en'))
+            sd_urls.append(url)
+        tracks.add(DASH.from_url(url=sd_urls[random.randint(0, len(sd_urls) - 1)], session=self.session).to_tracks(language='en'))
         return tracks
 
     def get_chapters(self, title: Title_T) -> Chapters:
@@ -177,7 +197,7 @@ class AMZN(Service):
                 'uxLocale': 'en_US',
                 'firmware': '1',
                 'playerType': 'xp',
-                'operatingSystemName': 'Windows',
+                'operatingSystemName': 'Windows' if not self.sd_only else 'Linux',
                 'operatingSystemVersion': '10.0',
                 'deviceApplicationName': 'Firefox64',
                 'asin': title.id,
@@ -234,7 +254,7 @@ class AMZN(Service):
                 'uxLocale': 'en_US',
                 'firmware': '1',
                 'playerType': 'xp',
-                'operatingSystemName': 'Windows',
+                'operatingSystemName': 'Windows' if not self.sd_only else 'Linux',
                 'operatingSystemVersion': '10.0',
                 'deviceApplicationName': 'Firefox64',
                 'asin': title.id,
@@ -271,6 +291,6 @@ class AMZN(Service):
                 'widevine2Challenge': f"{base64.b64encode(challenge).decode()}",
                 'includeHdcpTestKeyInLicense': 'true',
             }
-        ).json()['widevine2License']['license']
+        ).json()
 
-        return response
\ No newline at end of file
+        return response['widevine2License']['license']
\ No newline at end of file