TTL/RS232 MC37I GPRS MODEM
Dual band: GSM 900/1800MHz
Output power (according to Release 99, V5)
Class 4 (+33dBm ±2dB) for EGSM900 Class 1 (+30dBm ±2dB) for GSM1800
3.3V < VBATT+ < 4.8V
Ambient operating temperature according to IEC 60068-2
Normal operation: -20°C to +55°C Restricted operation: -40°C to -20°C and +55°C to +70°C For extended restricted operation see Section 5.2.
Dimensions: 32.5mm x 35mm x max. 3.1mm Weight: approx. 6g
All hardware components fully compliant with EU RoHS Directive
GSM / GPRS features
GPRS: • Multislot Class 10 • Full PBCCH support • Mobile Station Class B • Coding Scheme 1 – 4 CSD: • V.110, RLP, non-transparent • 2.4, 4.8, 9.6, 14.4kbps • USSD PPP-stack for GPRS data transfer
Point-to-point MT and MO Cell broadcast Text and PDU mode Storage: SIM card plus 25 SMS locations in mobile equipment Transmission of SMS alternatively over CSD or GPRS. Preferred mode can be user defined.
Group 3; Class 2 and Class 1
Speech codecs: • Half Rate (ETS 06.20) • Full Rate (ETS 06.10) • Enhanced Full Rate (ETS 06.50 / 06.60 / 06.80) • Adaptive Multi Rate AMR Handsfree operation, echo cancellation, noise reduction, 7 different ringing tones / melodies