diff --git a/hrp/cmd/adb/devices.go b/hrp/cmd/adb/devices.go
index 6640a45e..7aef4d18 100644
--- a/hrp/cmd/adb/devices.go
+++ b/hrp/cmd/adb/devices.go
@@ -41,7 +41,11 @@ var listAndroidDevicesCmd = &cobra.Command{
 			if isDetail {
 				fmt.Println(format(d.DeviceInfo()))
 			} else {
-				fmt.Println(d.Serial(), d.Usb())
+				if usb, err := d.Usb(); err != nil {
+					fmt.Println(d.Serial())
+				} else {
+					fmt.Println(d.Serial(), usb)
+				}
 			}
 		}
 		return nil
diff --git a/hrp/pkg/gadb/client.go b/hrp/pkg/gadb/client.go
index 1c867dd1..eb6b9d8c 100644
--- a/hrp/pkg/gadb/client.go
+++ b/hrp/pkg/gadb/client.go
@@ -108,7 +108,7 @@ func (c Client) DeviceList() (devices []*Device, err error) {
 		}
 
 		fields := strings.Fields(line)
-		if len(fields) < 5 || len(fields[0]) == 0 {
+		if len(fields) < 4 || len(fields[0]) == 0 {
 			log.Error().Str("line", line).Msg("get unexpected line")
 			continue
 		}
@@ -117,6 +117,9 @@ func (c Client) DeviceList() (devices []*Device, err error) {
 		mapAttrs := map[string]string{}
 		for _, field := range sliceAttrs {
 			split := strings.Split(field, ":")
+			if len(split) == 1 {
+				continue
+			}
 			key, val := split[0], split[1]
 			mapAttrs[key] = val
 		}
diff --git a/hrp/pkg/gadb/device.go b/hrp/pkg/gadb/device.go
index 8b9705b6..c9f61602 100644
--- a/hrp/pkg/gadb/device.go
+++ b/hrp/pkg/gadb/device.go
@@ -107,20 +107,37 @@ func (d *Device) features() (features Features, err error) {
 	return features, nil
 }
 
-func (d *Device) Product() string {
-	return d.attrs["product"]
+func (d Device) HasAttribute(key string) bool {
+	_, ok := d.attrs[key]
+	return ok
 }
 
-func (d *Device) Model() string {
-	return d.attrs["model"]
+func (d Device) Product() (string, error) {
+	if d.HasAttribute("product") {
+		return d.attrs["product"], nil
+	}
+	return "", errors.New("does not have attribute: product")
 }
 
-func (d *Device) Usb() string {
-	return d.attrs["usb"]
+func (d Device) Model() (string, error) {
+	if d.HasAttribute("model") {
+		return d.attrs["model"], nil
+	}
+	return "", errors.New("does not have attribute: model")
 }
 
-func (d *Device) transportId() string {
-	return d.attrs["transport_id"]
+func (d *Device) Usb() (string, error) {
+	if d.HasAttribute("usb") {
+		return d.attrs["usb"], nil
+	}
+	return "", errors.New("does not have attribute: usb")
+}
+
+func (d Device) transportId() (string, error) {
+	if d.HasAttribute("transport_id") {
+		return d.attrs["transport_id"], nil
+	}
+	return "", errors.New("does not have attribute: transport_id")
 }
 
 func (d *Device) DeviceInfo() map[string]string {
@@ -132,8 +149,13 @@ func (d *Device) Serial() string {
 	return d.serial
 }
 
-func (d *Device) IsUsb() bool {
-	return d.Usb() != ""
+func (d *Device) IsUsb() (bool, error) {
+	usb, err := d.Usb()
+	if err != nil {
+		return false, err
+	}
+
+	return usb != "", nil
 }
 
 func (d *Device) State() (DeviceState, error) {