... -slot class 10 4.SIM Application Toolkit 5.gsm/gprs module MC52i MC52I General Features1,GSM Dual-Band 900, 1800 MHz2 ... ,3GPP Release 983,GPRS multi-slot class 104,Compliant to GSM phase 2/2 ... x 33 mm13,Weight 130 g14,RoHS and EuP compliantSpecifications1,GPRS class 10 DL: max. 85.6 kbps, UL: max. ... interface3,Real time clock with alarm functionality MC52i GSM GPRS module