diff --git a/api/media.py b/api/media.py
index 8347ddd..7c5a469 100755
--- a/api/media.py
+++ b/api/media.py
@@ -11,7 +11,7 @@ import mimetypes
 
 import config, scanner
 from web import app
-from db import Track, Folder, User, now, session
+from db import Track, Folder, User, ClientPrefs, now, session
 from api import get_entity
 
 from flask import g
@@ -56,7 +56,7 @@ def stream_media():
 	if not status:
 		return res
 
-	maxBitRate, format, timeOffset, size, estimateContentLength = map(request.args.get, [ 'maxBitRate', 'format', 'timeOffset', 'size', 'estimateContentLength' ])
+	maxBitRate, format, timeOffset, size, estimateContentLength, client = map(request.args.get, [ 'maxBitRate', 'format', 'timeOffset', 'size', 'estimateContentLength', 'c' ])
 	if format:
 		format = format.lower()
 
@@ -66,21 +66,32 @@ def stream_media():
 	dst_bitrate = res.bitrate
 	dst_mimetype = mimetypes.guess_type('a.' + src_suffix)
 
-	if format != 'raw': # That's from API 1.9.0 but whatever
-		if maxBitRate:
-			try:
-				maxBitRate = int(maxBitRate)
-			except:
-				return request.error_formatter(0, 'Invalid bitrate value')
+	if maxBitRate:
+		try:
+			maxBitRate = int(maxBitRate)
+		except:
+			return request.error_formatter(0, 'Invalid bitrate value')
 
-			if dst_bitrate > maxBitRate and maxBitRate != 0:
-				do_transcoding = True
-				dst_bitrate = maxBitRate
-
-		if format and format != src_suffix:
+		if dst_bitrate > maxBitRate and maxBitRate != 0:
 			do_transcoding = True
-			dst_suffix = format
-			dst_mimetype = mimetypes.guess_type(dst_suffix)
+			dst_bitrate = maxBitRate
+
+	if format and format != 'raw' and format != src_suffix:
+		do_transcoding = True
+		dst_suffix = format
+		dst_mimetype = mimetypes.guess_type(dst_suffix)
+
+	if client:
+		prefs = ClientPrefs.query.get((request.user.id, client))
+		if not prefs:
+			prefs = ClientPrefs(user_id = request.user.id, client_name = client)
+			session.add(prefs)
+
+		if prefs.format:
+			dst_suffix = prefs.format
+		if prefs.bitrate and prefs.bitrate < dst_bitrate:
+			dst_bitrate = prefs.bitrate
+
 
 	if not format and src_suffix == 'flac':
 		dst_suffix = 'ogg'
diff --git a/db.py b/db.py
index dd5d7e9..591b971 100755
--- a/db.py
+++ b/db.py
@@ -103,6 +103,14 @@ class User(Base):
 			'shareRole': False
 		}
 
+class ClientPrefs(Base):
+	__tablename__ = 'client_prefs'
+
+	user_id = Column(UUID, ForeignKey('user.id'), primary_key = True)
+	client_name = Column(String(32), nullable = False, primary_key = True)
+	format = Column(String(8), nullable = True)
+	bitrate = Column(Integer, nullable = True)
+
 class Folder(Base):
 	__tablename__ = 'folder'
 
diff --git a/templates/profile.html b/templates/profile.html
index ba2281f..9477138 100755
--- a/templates/profile.html
+++ b/templates/profile.html
@@ -18,5 +18,34 @@
 	</li>
 	<li><a href="{{ url_for('change_password') }}">Change password</a></li>
 </ul>
+
+{% if clients.count() %}
+	<h2>Clients</h2>
+	<p>Here's a list of clients you used to stream music. If you want to use transcoding or downsampling with one of them (for instance using a low bitrate on
+	mobile connections to reduce used bandwidth), but the client doesn't provide options to do so, you can set default values here. They'll only be used if no
+	transcoding/downsampling is requested by the client.</p>
+	<form method="post">
+		<table>
+			<tr><th>Client</th><th>Format</th><th>Max bitrate</th><th>Forget</th></tr>
+			{% for client in clients %}
+			<tr>
+				<td>{{ client.client_name }}</td>
+				<td><input type="text" name="{{ client.client_name }}_format" value="{{ client.format if client.format else '' }}" /></td>
+				<td><select name="{{ client.client_name }}_bitrate">
+					<option />
+					<option {{ 'selected="selected"' if client.bitrate == 64 else ''  }}>64</option>
+					<option {{ 'selected="selected"' if client.bitrate == 96 else ''  }}>96</option>
+					<option {{ 'selected="selected"' if client.bitrate == 128 else '' }}>128</option>
+					<option {{ 'selected="selected"' if client.bitrate == 192 else '' }}>192</option>
+					<option {{ 'selected="selected"' if client.bitrate == 256 else '' }}>256</option>
+					<option {{ 'selected="selected"' if client.bitrate == 320 else '' }}>320</option>
+				</select></td>
+				<td><input type="checkbox" name="{{ client.client_name }}_delete" /></td>
+			</tr>
+			{% endfor %}
+		</table>
+		<input type="submit" value="Save" />
+	</form>
+{% endif %}
 {% endblock %}
 
diff --git a/user.py b/user.py
index 15634f3..4edbcb5 100755
--- a/user.py
+++ b/user.py
@@ -4,7 +4,7 @@ from flask import request, session, flash, render_template, redirect, url_for, m
 
 from web import app
 from managers.user import UserManager
-from db import User, session as db_sess
+from db import User, ClientPrefs, session as db_sess
 import uuid, csv
 import config
 from lastfm import LastFm
@@ -23,7 +23,28 @@ def user_index():
 
 @app.route('/user/me')
 def user_profile():
-	return render_template('profile.html', user = UserManager.get(session.get('userid'))[1], api_key = config.get('lastfm', 'api_key'))
+	prefs = ClientPrefs.query.filter(ClientPrefs.user_id == uuid.UUID(session.get('userid')))
+	return render_template('profile.html', user = UserManager.get(session.get('userid'))[1], api_key = config.get('lastfm', 'api_key'), clients = prefs)
+
+@app.route('/user/me', methods = [ 'POST' ])
+def update_clients():
+	clients_opts = {}
+	for client in set(map(lambda k: k.rsplit('_', 1)[0],request.form.keys())):
+		clients_opts[client] = { k.rsplit('_', 1)[1]: v for k, v in filter(lambda (k, v): k.startswith(client), request.form.iteritems()) }
+	app.logger.debug(clients_opts)
+
+	for client, opts in clients_opts.iteritems():
+		prefs = ClientPrefs.query.get((uuid.UUID(session.get('userid')), client))
+		if 'delete' in opts and opts['delete'] in [ 'on', 'true', 'checked', 'selected', '1' ]:
+			db_sess.delete(prefs)
+			continue
+
+		prefs.format  =     opts['format']   if 'format'  in opts and opts['format']  else None
+		prefs.bitrate = int(opts['bitrate']) if 'bitrate' in opts and opts['bitrate'] else None
+
+	db_sess.commit()
+	flash('Clients preferences updated.')
+	return user_profile()
 
 @app.route('/user/changemail', methods = [ 'GET', 'POST' ])
 def change_mail():