welcome to ask price and discount for bulk and OEM order. Brief Introduction: CPE903 is a high power 4G wirele router with 4G sim card slot and MIPS networking proceor, it is a solution for enterprise, home, company, offices Wi-Fi networking. Its compatible with IEEE 802.11b/g/n standard, the data rate reaches to 300Mbps. With dual external antenna, Wi-Fi signal is more stable and longer range. It supports 10 Wi-Fi Users simultaneously. The difference between the four version CPE903-1: FDD(B1/B3), WCDMA (B1).Applicable to some countries in Southeast Asia, such as Thailand, Singapore, Indonesia, Cambodia, Myanmar, Philippines, etc.CPE903-2: FDD(B1/B3/B5/B8), TDD(B38/B39/B40/B41), WCDMA(B1/B5/B8), GSM(B3/B8). Applicable to most countries in Asia, such as Israel, South Korea, India, Kazakhstan, Sri Lanka, Thailand, Japan, Singapore, Indonesia, etc.CPE903-3: FDD(B1/B3/B7/B8/B20), TDD(B38/B39/B40/B41), WCDMA(B1/B8), GSM(B3/B8). Applicable to Europe, Africa, Asia, all countries and regions, such as Ruia, Israel, South Korea, Spain, Brazil, Ukraine, France, Italy, Netherlands, India, Nigeria, Switzerland, Kazakhstan, Poland, Ghana, etc.CPE903-4:FDD(4G/LTE: B2/B4/B5/B12/B17 )3G/QCDMA:B2/B4/B5(850/1700/1900MHZ)Applicable to countries and regions in North America, South America, Central America, such as the United States, Chile, Mexico, Colomia, etc.If you still dont know to choose, please contact us for help before placing order. Tip Router is unlocked .but different regions has different frequency band covered .please check what is your sim card frequency band before you order it .you can download "cellular-z " App to check a accurate freuqency band of your simcard .or you can consult us . Main Features: - Plug and Play,- Cat4, Peak download speed 150Mbps- 1*10/100Mbps WAN/LAN Port,- DC 12V power in,- Dual external 5dBi high gained antenna,- Long Wi-Fi coverage,- Support wirele AP, Wi-Fi Router multi operation mode to meet with different requirement,- Support PPPOE, static IP, dynamic IP in gateway operation mode,- Support 64/128-bit WEP security, 128bit WPA (TKIP/AES) security,- Support up to 10 Wi-Fi users,- 1.44 smart LCD color screen,- Support SSID broadcasting and Chinese SSID With function of build in firewall, IP filter, URL filter and MAC filter With build in DHCP Server, can aign IP addre for connected wirele accepoint. Two connecting methodEither connect to ethernet port or insert sim carrd connect-1:connect to internet through ethernet cable -2:insert sim card and connect to internet Two connecting methodeither connect to ethernet port or insert sim card connect 150Mbps ultra speedfree switching network ,support CAT4 much faster than CAT3 MTK chipsetprofeional chipset ,strong customization ability