Features: High performance for Snapdragon-X5 T77W595 LT4120 4G Module 4G module, tested- to China-Unicom and China-Telecom 4G network- cards, supports downloading 150M. Faster than ME936 and ME906E 100M The chip adopts Qualcomm-MDM9625 solution Widely used for HP-Laptops,for EliteBook 840 850 G3 Notebook PC;for ZBook 15u G3 Mobile Workstation, forEliteBook 745 G3 755 G3 820 G3 828 G3 Notebook PC, forProBook 640 -G2 650 -G2 645 -G2 725 G3 655 -G2 Notebook etc Specifications: Model: T77W595 forHP Original-Part Number: SPS: 796928-001 LT4120 Interface: NGFF-M2 Network standard: FDD LTE Type 4G Module Size: approx 42x30x2.5mm/1.65x1.18x0.98in Supports forHP-models machines:for EliteBook 840 850 G3 Notebook PC; for ZBook 15u G3 Mobile Workstation for EliteBook 745 G3 Notebook PC for EliteBook 755 G3 Notebook PC for EliteBook 820 G3 Notebook PC for EliteBook 828 G3 Notebook PC forProBook 640 -G2 Notebook forProBook 650 -G2 Notebook PC forProBook 645 -G2 Notebook PC forProBook 655 -G2 Notebook PC for EliteBook 725 G3 Notebook PC for Spectrex2 Detachable Convertible for Elitex2 1012-G1 Tablet for Elitex2 1012 -G1 with Travel Keyboard- for Elitex2 1012 -G1 Advanced Keyboard- Note: Due to the light and screen difference, the item color may be slightly different from the pictures. Please allow 0.5-2cm differences due to manual measurement. Package includes: 1PC x T77W595 4G Module 2PCS x Antennas