HuaWei EM770J WWAN 3G HSPA mobile broaband (Unlocked) Model: EM770J Device Type: 3G Network Card Size: 51x30x5mm Network type: WCDMA Frequency range: HSPA 850/2100MHz Interface Type: min PCI-E Transmission speed: HSUPA: 7.2Mbps Uplink 5.76Mbps downlink Operating System: Windows 2000/Windows XP / Windows Vista / Windows 7/Linux Antenna: free UIM card slot: no Accessory items 1 X HUAWEI EM770J Card 1X 2 *screw Windows 2000 , XP, Vista, WIN 7,Android Interface:MINI-PCIE Accessory items 1 X HUAWEI EM820U Card 1X 2 *screw NOT Compatible with HP / Lenovo ThinkPad International Buyers – Please Note： Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer’s responsibility. Please check with your country’s customs office to determine what these additional costs will be prior to looking/buying. Shipping & Handling 1. We send by post from China or Hong Kong to worldwide(See shipping location exclusions). 2. We ship your orders within 1-3 business days after the payment cleared. 3. Delivery time depends on postal process and other factors, They can get it as fast as 7 days, but it can take as long as 3-5 weeks in some cases. 4. Our working day from Monday to Friday and Sunday 10am to 6pm(not including holiday). 5. We ship to address provided by PAYPAL only. Payments We accept payment through Paypal ONLY. Payment should be Complete within 3-5 days after the end of the product. Return Policy DOA(Dead On Arrival) or Wrong Item will be offered exchange. Return for exchange or refund within 7 days of receipt is guaranteed, Refund will be offered if stock is not available,Shipping and transaction fee is not refundable. Contact US Send information internally Feedback We appreciate your positive feedback, Please leave us positive feedback upon satisfaction of the item.Please email us before leaving negative and neutral feedback. We are willing to resolve and rectify any problems with our customers, every single transaction is important to us. that is a real encouragement to us to continue our business selling on eCRATER the most reasonable quality products with our lowest possible price.