1、EM7455 4G Module: NGFF/M2 interface LTE module, embedded chipset, 300M high speed transmission 2、Frequency Band: 4G module supports B1, B5, B7, B12, B13, B17, B20, B25, B26, B29, B30 and B41; UMTS or HSPA +: band B1, B2, B3, B4, B5, B8, UMTS, HSDPA, HSPA +, LTE technology 3、For Lenovo Special: Supports for Windows 7 , 8 , 8.1, 10 ,for Linux systems, and supports multiple ThinkPad models. It is ideal for notebooks, tablets and ultrabooks 4、Operator Approval Procedure: Applicable to Sprint , Telefonica , orange and chipset 4G Ethernet module 5、Supported Signals: 4G LTE standard, supporting Telecom 4G, China Unicom 4G / 3G and mobile 2G Item Type: Wireless Network Card Model: EM7455 Material: PCB Type: 4G Module Interface Type: NGFF/M.2 Transmission Rate: 300M Network Standard: LTE Chipset: Applicable Technology: UMTS,HSDPA,HSPA+,LTE LTE FDD: B1, B5, B7, B12, B13, B17, B20, B25, B26, B29, B30, B41 Frequency Bands UMTS/HSPA+：B1,B2,B3,B4,B5,B8 Maximum Download Speed: 300 Mbps Maximum Upload Speed: 50 Mbps Operator Approval: Applicable to Sprint , Telefonica, Orange Support Operating System: Support for Windows 7 , 8 ,8.1 , 10, for Linux System Supported Models: For ThinkPad T460, T460p, T460s T470 T470S T470P X260 X270 For ThinkPad L460 L470 For ThinkPad L560 L570 For ThinkPad Yoga 260 For ThinkPad P40 Yoga For ThinkPad Yoga 460 For ThinkPad P70 P71 For ThinkPad P50 P51 For Thinkpad P50s (Machine Type: 20FK, 20FL) For Thinkpad T560 (Machine Type: 20FH, 20FJ) For Thinkpad X1 Carbon (Machine Type: 20FB, 20FC) For Thinkpad X1 Tablet (Machine Type: 20GG, 20GH) For Thinkpad X1 Yoga (Machine Type: 20FQ, 20FR) 2017 X1 CARBON For THINKPAD-A275-TYPE-20KC-20KD 20KD For THINKPAD-A475-TYPE-20KL-20KM 20KL 20KM For THINKPAD-YOGA-370 1 x Wireless Network Card