diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c
index 9702c4311b91..0a1f763cf650 100644
--- a/sound/usb/pcm.c
+++ b/sound/usb/pcm.c
@@ -328,6 +328,7 @@ static int set_sync_ep_implicit_fb_quirk(struct snd_usb_substream *subs,
 	struct usb_interface *iface;
 	unsigned int ep;
 	unsigned int ifnum;
+	char buf[15];
 
 	/* Implicit feedback sync EPs consumers are always playback EPs */
 	if (subs->direction != SNDRV_PCM_STREAM_PLAYBACK)
@@ -367,6 +368,12 @@ static int set_sync_ep_implicit_fb_quirk(struct snd_usb_substream *subs,
 		ifnum = 0;
 		goto add_sync_ep_from_ifnum;
 	case USB_ID(0x07fd, 0x0008): /* MOTU M Series */
+		if (usb_string(dev, dev->descriptor.iProduct, buf, sizeof(buf)) > 0 && strcmp(buf, "M2"))
+	    return 0
+
+	  ep = 0x81;
+		ifnum = 2;
+		goto add_sync_ep_from_ifnum;
 	case USB_ID(0x31e9, 0x0002): /* Solid State Logic SSL2+ */
 	case USB_ID(0x0d9a, 0x00df): /* RTX6001 */
 		ep = 0x81;