The TUOSHI T21 CDMA data card is an Internet access device which developed upon the CDMA1X network. Wherever with the coverage of the CDMA1X network, you may enjoy the fun of internet access at anytime through the device notebook + CDMA wireless network card Specification: 1. Using American Qualcomm MCU ; 2. Small and exquisite shape and Internal Antenna ; 3. Supporting Voice calling , group message; 4. Communication Recorded,Telephone Book 5. It can support at most 230.4kbps downlink communication rate; 6. Standard 34mm EXPRESS interface, 7. Personalization design and easy to operate.