#define DLINK_VENDOR_ID                                0x1186
 #define DLINK_PRODUCT_DWM_652                  0x3e04
 
+#define QISDA_VENDOR_ID                                0x1da5
+#define QISDA_PRODUCT_H21_4512                 0x4512
+#define QISDA_PRODUCT_H21_4523                 0x4523
+#define QISDA_PRODUCT_H20_4515                 0x4515
+#define QISDA_PRODUCT_H20_4519                 0x4519
+
 
 /* TOSHIBA PRODUCTS */
 #define TOSHIBA_VENDOR_ID                      0x0930
        { USB_DEVICE(ZTE_VENDOR_ID, ZTE_PRODUCT_CDMA_TECH) },
        { USB_DEVICE(BENQ_VENDOR_ID, BENQ_PRODUCT_H10) },
        { USB_DEVICE(DLINK_VENDOR_ID, DLINK_PRODUCT_DWM_652) },
-       { USB_DEVICE(0x1da5, 0x4515) }, /* BenQ H20 */
+       { USB_DEVICE(QISDA_VENDOR_ID, QISDA_PRODUCT_H21_4512) },
+       { USB_DEVICE(QISDA_VENDOR_ID, QISDA_PRODUCT_H21_4523) },
+       { USB_DEVICE(QISDA_VENDOR_ID, QISDA_PRODUCT_H20_4515) },
+       { USB_DEVICE(QISDA_VENDOR_ID, QISDA_PRODUCT_H20_4519) },
        { USB_DEVICE(TOSHIBA_VENDOR_ID, TOSHIBA_PRODUCT_HSDPA_MINICARD ) }, /* Toshiba 3G HSDPA == Novatel Expedite EU870D MiniCard */
        { USB_DEVICE(0x1e0e, 0x9000) },
        { } /* Terminating entry */