diff --git a/rtl-sdr.rules b/rtl-sdr.rules
index 3bf3931..5452f56 100644
--- a/rtl-sdr.rules
+++ b/rtl-sdr.rules
@@ -87,6 +87,9 @@ SUBSYSTEMS=="usb", ATTRS{idVendor}=="1d19", ATTRS{idProduct}=="1103", MODE:="066
 # MSI DigiVox Micro HD (FC2580)
 SUBSYSTEMS=="usb", ATTRS{idVendor}=="1d19", ATTRS{idProduct}=="1104", MODE:="0666"
 
+# DigitalNow Quad DVB-T PCI-E card (4x FC0012?)
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="0413", ATTRS{idProduct}=="6680", MODE:="0666"
+
 # Leadtek WinFast DTV Dongle mini D (FC0012)
 SUBSYSTEMS=="usb", ATTRS{idVendor}=="0413", ATTRS{idProduct}=="6f0f", MODE:="0666"
 
diff --git a/src/librtlsdr.c b/src/librtlsdr.c
index fa6139e..9ccff1e 100644
--- a/src/librtlsdr.c
+++ b/src/librtlsdr.c
@@ -257,6 +257,7 @@ static rtlsdr_dongle_t known_devices[] = {
 	{ 0x1d19, 0x1102, "Dexatek DK DVB-T Dongle (MSI DigiVox mini II V3.0)" },
 	{ 0x1d19, 0x1103, "Dexatek Technology Ltd. DK 5217 DVB-T Dongle" },
 	{ 0x1d19, 0x1104, "MSI DigiVox Micro HD" },
+	{ 0x0413, 0x6680, "DigitalNow Quad DVB-T PCI-E card" },
 	{ 0x0413, 0x6f0f, "Leadtek WinFast DTV Dongle mini D" },
 	{ 0x0458, 0x707f, "Genius TVGo DVB-T03 USB dongle (Ver. B)" },
 	{ 0x1b80, 0xd393, "GIGABYTE GT-U7300" },