diff --git a/src/board.go b/src/board.go
index 4001a1c..1464e11 100644
--- a/src/board.go
+++ b/src/board.go
@@ -1,161 +1,49 @@
 package main
 
 import (
-	"fmt"
 	"log"
 	"strings"
 
 	"github.com/spf13/viper"
 )
 
-type Channel struct {
-	ID        string
-	Num       uint
-	Name      string
-	MQTTTopic string
-	Value     bool
-	Inverted  bool // low level only
-	OnBoot    string
-	Parent    *Board
+type Channel interface {
+	Toggle() (bool, error)
+	On() error
+	Off() error
+	ToString() string
+	UpdateMQTT()
+	OnChange()
+	Status() bool
+	Parent() Board
+	Dump()
+	Name() string
+	OnBoot() string
+	SetOnBoot(string)
+	SetMQTTTopic(string)
 }
 
-type Board struct {
-	ID           string
-	Name         string
-	ChannelCount uint
-	Inverted     bool // low level only
-	Channels     []*Channel
+type Board interface {
+	Init()
+	Dump()
+	Channel(uint64) Channel
 }
 
 type Outlet struct {
 	ID          string
 	Num         uint
 	Description string
-	Board       *Board
-	Channel     *Channel
+	Channel     Channel
 }
 
-func (c *Channel) Toggle() (bool, error) {
-	c.Value = !c.Value
-	c.OnChange()
-	return c.Value, nil
-}
-
-func (c *Channel) On() error {
-	c.Value = true
-	c.OnChange()
-	return nil
-}
-
-func (c *Channel) Off() error {
-	c.Value = true
-	c.OnChange()
-	return nil
-}
-
-func (c *Channel) ToString() string {
-	if !c.Value {
-		return "off"
-	}
-	return "on"
-}
-
-func (c *Channel) UpdateMQTT() {
-	MQTTpublish(c.MQTTTopic, c.ToString())
-}
-
-func (c *Channel) OnChange() {
-	if c.OnBoot == "last" {
-		s := fmt.Sprintf("boards.%s.channels.%s.lastvalue", c.Parent.ID, c.ID)
-		viper.Set(s, c.Value)
-		viper.WriteConfig()
-	}
-	c.UpdateMQTT()
-}
-
-func (c *Channel) Status() bool {
-	return c.Value
-}
-
-var boards []*Board
-var allChannels map[string]*Channel
+var boards []Board
+var allChannels map[string]Channel
 var outlets []*Outlet
 
-func newDummyChannel(v *viper.Viper, channelID string) Channel {
-	v.SetDefault("name", "unknown")
-	v.SetDefault("lastValue", false)
-	v.SetDefault("inverted", false)
-	v.SetDefault("onboot", "off")
-	v.SetDefault("mqtttopic", v.GetString("name"))
-
-	value := false
-	switch v.GetString("onboot") {
-	case "on":
-		value = true
-	case "last":
-		value = v.GetBool("lastValue")
-	}
-	// newUUID := UUID.New().String()
-	// v.SetDefault("id", newUUID)
-	return Channel{
-		ID:        channelID,
-		Num:       v.GetUint("num"),
-		Name:      v.GetString("name"),
-		MQTTTopic: v.GetString("mqtttopic"),
-		Value:     value,
-		Inverted:  v.GetBool("inverted"),
-		OnBoot:    v.GetString("onboot"),
-	}
-}
-
-func newDummyBoard(v *viper.Viper, id string) Board {
-	var b Board
-
-	v.SetDefault("name", "board "+id)
-	v.SetDefault("inverted", false)
-	v.SetDefault("type", "dummy")
-	v.SetDefault("channelCount", 0)
-	v.SetDefault("channels", "")
-
-	if v.GetInt("channelCount") > 0 {
-		for i := 0; i < v.GetInt("channelCount"); i++ {
-			v.SetDefault("channels."+fmt.Sprint(i)+".num", i)
-		}
-	}
-
-	b = Board{
-		ID:           id,
-		Name:         v.GetString("name"),
-		ChannelCount: v.GetUint("channelCount"),
-		Inverted:     v.GetBool("inverted"),
-	}
-
-	channels := make([]*Channel, v.GetInt("channelCount"))
-	if v.GetInt("channelCount") > 0 {
-		channelsConfig := v.Sub("channels")
-		if channelsConfig != nil {
-			for channelid1 := range channelsConfig.AllSettings() {
-				channelid := strings.ToLower(channelid1)
-				channelConfig := channelsConfig.Sub(channelid)
-				c := newDummyChannel(channelConfig, channelid)
-				c.Parent = &b
-				if c.Num >= v.GetUint("channelCount") {
-					continue
-				}
-				channels[c.Num] = &c
-				allChannels[c.ID] = &c
-			}
-		}
-	}
-	b.Channels = channels
-
-	return b
-}
-
 func parseBoardsConfig() {
 	// TODO: init boards array?
 
-	allChannels = make(map[string]*Channel)
+	allChannels = make(map[string]Channel)
 
 	boardsConfig := viper.Sub("boards")
 	if boardsConfig == nil {
@@ -168,10 +56,13 @@ func parseBoardsConfig() {
 
 		boardType := boardConfig.GetString("type")
 		switch boardType {
+		case "mqtt":
+			b := newMQTTBoard(boardConfig, key)
+			boards = append(boards, b)
 		case "gpio":
 		default:
 			b := newDummyBoard(boardConfig, key)
-			boards = append(boards, &b)
+			boards = append(boards, b)
 
 		}
 
@@ -197,7 +88,6 @@ func parseBoardsConfig() {
 			ID:          key,
 			Num:         num,
 			Description: description,
-			Board:       channel.Parent,
 			Channel:     channel,
 		}
 
@@ -216,17 +106,6 @@ func parseBoardsConfig() {
 
 }
 
-func (c *Channel) Dump() {
-	log.Printf(" Channel %d (on boot: %s): %s \n", c.Num, c.OnBoot, c.Name)
-}
-
-func (b *Board) Dump() {
-	log.Printf("Board '%s' (id: %s): %d channels\n", b.Name, b.ID, b.ChannelCount)
-	for c := range b.Channels {
-		b.Channels[c].Dump()
-	}
-}
-
 func (o *Outlet) Dump() {
-	log.Printf("Outlet %v: channel name: %v\n", o.Num, o.Channel.Name)
+	log.Printf("Outlet %v: channel name: %v\n", o.Num, o.Channel.Name())
 }
diff --git a/src/board_dummy.go b/src/board_dummy.go
new file mode 100644
index 0000000..a1f0287
--- /dev/null
+++ b/src/board_dummy.go
@@ -0,0 +1,178 @@
+package main
+
+import (
+	"fmt"
+	"log"
+	"strings"
+
+	"github.com/spf13/viper"
+)
+
+type DummyChannel struct {
+	ID        string
+	Num       uint
+	name      string
+	MQTTTopic string
+	Value     bool
+	onboot    string
+	parent    *DummyBoard
+}
+
+type DummyBoard struct {
+	ID           string
+	Name         string
+	ChannelCount uint
+	Channels     []*DummyChannel
+}
+
+func newDummyChannel(v *viper.Viper, channelID string) DummyChannel {
+	v.SetDefault("name", "unknown")
+	v.SetDefault("lastValue", false)
+	v.SetDefault("onboot", "off")
+	v.SetDefault("mqtttopic", v.GetString("name"))
+
+	value := false
+	switch v.GetString("onboot") {
+	case "on":
+		value = true
+	case "last":
+		value = v.GetBool("lastValue")
+	}
+	// newUUID := UUID.New().String()
+	// v.SetDefault("id", newUUID)
+	return DummyChannel{
+		ID:        channelID,
+		Num:       v.GetUint("num"),
+		name:      v.GetString("name"),
+		MQTTTopic: v.GetString("mqtttopic"),
+		Value:     value,
+		onboot:    v.GetString("onboot"),
+	}
+}
+
+func newDummyBoard(v *viper.Viper, id string) *DummyBoard {
+	var b DummyBoard
+
+	v.SetDefault("name", "board "+id)
+	v.SetDefault("type", "dummy")
+	v.SetDefault("channelCount", 0)
+	v.SetDefault("channels", "")
+
+	if v.GetInt("channelCount") > 0 {
+		for i := 0; i < v.GetInt("channelCount"); i++ {
+			v.SetDefault("channels."+fmt.Sprint(i)+".num", i)
+		}
+	}
+
+	b = DummyBoard{
+		ID:           id,
+		Name:         v.GetString("name"),
+		ChannelCount: v.GetUint("channelCount"),
+	}
+
+	channels := make([]*DummyChannel, v.GetInt("channelCount"))
+	if v.GetInt("channelCount") > 0 {
+		channelsConfig := v.Sub("channels")
+		if channelsConfig != nil {
+			for channelid1 := range channelsConfig.AllSettings() {
+				channelid := strings.ToLower(channelid1)
+				channelConfig := channelsConfig.Sub(channelid)
+				c := newDummyChannel(channelConfig, channelid)
+				c.parent = &b
+				if c.Num >= v.GetUint("channelCount") {
+					continue
+				}
+				channels[c.Num] = &c
+				allChannels[c.ID] = &c
+			}
+		}
+	}
+	b.Channels = channels
+
+	return &b
+}
+
+func (c *DummyChannel) Toggle() (bool, error) {
+	c.Value = !c.Value
+	c.OnChange()
+	return c.Value, nil
+}
+
+func (c *DummyChannel) On() error {
+	c.Value = true
+	c.OnChange()
+	return nil
+}
+
+func (c *DummyChannel) Off() error {
+	c.Value = true
+	c.OnChange()
+	return nil
+}
+
+func (c *DummyChannel) ToString() string {
+	if !c.Value {
+		return "off"
+	}
+	return "on"
+}
+
+func (c *DummyChannel) UpdateMQTT() {
+	MQTTpublish(c.MQTTTopic, c.ToString())
+}
+
+func (c *DummyChannel) OnChange() {
+	if c.onboot == "last" {
+		s := fmt.Sprintf("boards.%s.channels.%s.lastvalue", c.parent.ID, c.ID)
+		viper.Set(s, c.Value)
+		viper.WriteConfig()
+	}
+	c.UpdateMQTT()
+}
+
+func (c *DummyChannel) Status() bool {
+	return c.Value
+}
+
+func (c *DummyChannel) Parent() Board {
+	return c.parent
+}
+
+func (c *DummyChannel) Dump() {
+	log.Printf(" Channel %d (on boot: %s): %s \n", c.Num, c.onboot, c.Name)
+}
+
+func (b *DummyBoard) Dump() {
+	log.Printf("Board '%s' (id: %s): %d channels\n", b.Name, b.ID, b.ChannelCount)
+	for c := range b.Channels {
+		b.Channels[c].Dump()
+	}
+}
+
+func (b *DummyBoard) Init() {
+	return
+}
+
+func (b *DummyBoard) Channel(num uint64) Channel {
+	return b.Channels[num]
+}
+
+func (c *DummyChannel) Name() string {
+	return c.name
+}
+
+func (c *DummyChannel) OnBoot() string {
+	return c.onboot
+}
+
+func (c *DummyChannel) SetOnBoot(str string) {
+	c.onboot = str
+	s := fmt.Sprintf("boards.%s.channels.%s.onboot", c.parent.ID, c.ID)
+	viper.Set(s, str)
+}
+
+func (c *DummyChannel) SetMQTTTopic(str string) {
+	c.MQTTTopic = str
+	s := fmt.Sprintf("boards.%s.channels.%s.mqtttopic", c.parent.ID, c.ID)
+	viper.Set(s, str)
+}
diff --git a/src/board_mqtt.go b/src/board_mqtt.go
new file mode 100644
index 0000000..18605c7
--- /dev/null
+++ b/src/board_mqtt.go
@@ -0,0 +1,183 @@
+package main
+
+import (
+	"fmt"
+	"log"
+	"strings"
+
+	"github.com/spf13/viper"
+)
+
+type MQTTChannel struct {
+	ID              string
+	Num             uint
+	name            string
+	MQTTTopic       string
+	Value           bool
+	onboot          string
+	parent          *MQTTBoard
+	MQTTRemoteTopic string
+}
+
+type MQTTBoard struct {
+	ID                 string
+	Name               string
+	ChannelCount       uint
+	Channels           []*MQTTChannel
+	MQTTRemoteHost     string
+	MQTTRemotePort     string
+	MQTTRemoteUsername string
+	MQTTRemotePassword string
+}
+
+func newMQTTChannel(v *viper.Viper, channelID string) MQTTChannel {
+	v.SetDefault("name", "unknown")
+	v.SetDefault("lastValue", false)
+	v.SetDefault("onboot", "off")
+	v.SetDefault("mqtttopic", v.GetString("name"))
+
+	value := false
+	switch v.GetString("onboot") {
+	case "on":
+		value = true
+	case "last":
+		value = v.GetBool("lastValue")
+	}
+	// newUUID := UUID.New().String()
+	// v.SetDefault("id", newUUID)
+	return MQTTChannel{
+		ID:        channelID,
+		Num:       v.GetUint("num"),
+		name:      v.GetString("name"),
+		MQTTTopic: v.GetString("mqtttopic"),
+		Value:     value,
+		onboot:    v.GetString("onboot"),
+	}
+}
+
+func newMQTTBoard(v *viper.Viper, id string) *MQTTBoard {
+	var b MQTTBoard
+
+	v.SetDefault("name", "board "+id)
+	v.SetDefault("type", "mqtt")
+	v.SetDefault("channelCount", 0)
+	v.SetDefault("channels", "")
+
+	if v.GetInt("channelCount") > 0 {
+		for i := 0; i < v.GetInt("channelCount"); i++ {
+			v.SetDefault("channels."+fmt.Sprint(i)+".num", i)
+		}
+	}
+
+	b = MQTTBoard{
+		ID:           id,
+		Name:         v.GetString("name"),
+		ChannelCount: v.GetUint("channelCount"),
+	}
+
+	channels := make([]*MQTTChannel, v.GetInt("channelCount"))
+	if v.GetInt("channelCount") > 0 {
+		channelsConfig := v.Sub("channels")
+		if channelsConfig != nil {
+			for channelid1 := range channelsConfig.AllSettings() {
+				channelid := strings.ToLower(channelid1)
+				channelConfig := channelsConfig.Sub(channelid)
+				c := newMQTTChannel(channelConfig, channelid)
+				c.parent = &b
+				if c.Num >= v.GetUint("channelCount") {
+					continue
+				}
+				channels[c.Num] = &c
+				allChannels[c.ID] = &c
+			}
+		}
+	}
+	b.Channels = channels
+
+	return &b
+}
+
+func (c *MQTTChannel) Toggle() (bool, error) {
+	c.Value = !c.Value
+	c.OnChange()
+	return c.Value, nil
+}
+
+func (c *MQTTChannel) On() error {
+	c.Value = true
+	c.OnChange()
+	return nil
+}
+
+func (c *MQTTChannel) Off() error {
+	c.Value = true
+	c.OnChange()
+	return nil
+}
+
+func (c *MQTTChannel) ToString() string {
+	if !c.Value {
+		return "off"
+	}
+	return "on"
+}
+
+func (c *MQTTChannel) UpdateMQTT() {
+	MQTTpublish(c.MQTTTopic, c.ToString())
+}
+
+func (c *MQTTChannel) OnChange() {
+	if c.onboot == "last" {
+		s := fmt.Sprintf("boards.%s.channels.%s.lastvalue", c.parent.ID, c.ID)
+		viper.Set(s, c.Value)
+		viper.WriteConfig()
+	}
+	c.UpdateMQTT()
+}
+
+func (c *MQTTChannel) Status() bool {
+	return c.Value
+}
+
+func (c *MQTTChannel) Parent() Board {
+	return c.parent
+}
+
+func (c *MQTTChannel) Dump() {
+	log.Printf(" Channel %d (on boot: %s): %s \n", c.Num, c.onboot, c.Name)
+}
+
+func (b *MQTTBoard) Dump() {
+	log.Printf("Board '%s' (id: %s): %d channels\n", b.Name, b.ID, b.ChannelCount)
+	for c := range b.Channels {
+		b.Channels[c].Dump()
+	}
+}
+
+func (b *MQTTBoard) Init() {
+	return
+}
+
+func (b *MQTTBoard) Channel(num uint64) Channel {
+	return b.Channels[num]
+}
+
+func (c *MQTTChannel) Name() string {
+	return c.name
+}
+
+func (c *MQTTChannel) OnBoot() string {
+	return c.onboot
+}
+
+func (c *MQTTChannel) SetOnBoot(str string) {
+	c.onboot = str
+	s := fmt.Sprintf("boards.%s.channels.%s.onboot", c.parent.ID, c.ID)
+	viper.Set(s, str)
+}
+
+func (c *MQTTChannel) SetMQTTTopic(str string) {
+	c.MQTTTopic = str
+	s := fmt.Sprintf("boards.%s.channels.%s.mqtttopic", c.parent.ID, c.ID)
+	viper.Set(s, str)
+}
diff --git a/src/outlets_ui.go b/src/outlets_ui.go
index 5bc2065..93cfd4e 100644
--- a/src/outlets_ui.go
+++ b/src/outlets_ui.go
@@ -68,10 +68,7 @@ func outletEditPost(ctx *macaron.Context, f OutletPostForm) {
 		outletsPage(ctx)
 		return
 	}
-
-	outlets[num].Channel.OnBoot = onboot
-	s1 := fmt.Sprintf("boards.%s.channels.%s.onboot", outlets[num].Board.ID, outlets[num].Channel.ID)
-	viper.Set(s1, onboot)
+	outlets[num].Channel.SetOnBoot(onboot)
 
 	outlets[num].Description = strings.TrimSpace(f.Description)
 	s2 := fmt.Sprintf("outlets.%s.description", outlets[num].ID)
@@ -79,11 +76,10 @@ func outletEditPost(ctx *macaron.Context, f OutletPostForm) {
 
 	mqtt := strings.TrimSpace(f.MQTTTopic)
 	if mqtt == "" {
-		mqtt = outlets[num].Channel.Name
+		mqtt = outlets[num].Channel.Name()
 	}
-	outlets[num].Channel.MQTTTopic = mqtt
-	s3 := fmt.Sprintf("boards.%s.channels.%s.mqtttopic", outlets[num].Board.ID, outlets[num].Channel.ID)
-	viper.Set(s3, mqtt)
+
+	outlets[num].Channel.SetMQTTTopic(mqtt)
 
 	viper.WriteConfig()
 
diff --git a/src/status_ui.go b/src/status_ui.go
index c497c11..f73bee6 100644
--- a/src/status_ui.go
+++ b/src/status_ui.go
@@ -22,7 +22,7 @@ func jsonStatus(ctx *macaron.Context) {
 		data = append(data, Dictionary{
 			"Num":         o.Num,
 			"Description": o.Description,
-			"Status":      o.Channel.Value,
+			"Status":      o.Channel.Status(),
 		})
 	}
 
diff --git a/templates/outlet_edit.html b/templates/outlet_edit.html
index 46c9eef..647c25e 100644
--- a/templates/outlet_edit.html
+++ b/templates/outlet_edit.html
@@ -72,14 +72,14 @@
                   <div class="form-group">
                     <label for="board" class="col-sm-2 control-label">Board</label>
                     <div class="col-sm-10">
-                      <input type="text" class="form-control" id="board" disabled="" value="{{ outlet.Board.Name }}">
+                      <input type="text" class="form-control" id="board" disabled="" value="{{ outlet.Channel.Parent().Name }}">
                     </div>
                   </div>
 
                   <div class="form-group">
                     <label for="channel" class="col-sm-2 control-label">Board port</label>
                     <div class="col-sm-10">
-                      <input type="text" class="form-control" id="channel" disabled="" value="{{ outlet.Channel.Name }}">
+                      <input type="text" class="form-control" id="channel" disabled="" value="{{ outlet.Channel.Name() }}">
                     </div>
                   </div>