Cheap And Discounts Free shipping Sierra 3G module MC8775 WCDMA EDGE GPRS 850 900 1800 1900 MHZ 2100MHZ 3g wireless network card for ThinkPad Wholesale. Buy Directly From Merchant WDXUN. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.