ДТУ GSM модем

GSM DTU Modem Advantages include: It integrates all the commonly used protocols from logical link layer to upper application layer protocols, such as TCP/IP/UDP/SMS and so onIt provides a secure, high speed, reliable wireless internet connection for customersDesign with standard TCP/IP protocol stackAdopt smart online keeping technology to make sure that DTU is always onlineSupport APNSupport transparent data transfer and protocol conversion. Support multi work modesSupport dynamic domain name (DDNS) and IP access to data centerFeatures: ·Tri-band GSM 900/1800/1900MHz (850 optional)·Class 42W @ 900MHzClass 11W @ 1800/1900MHz·TCP/IP protocol stack support·Accepts a standard SIM card·7.5 to 40V DC supply·Working Temperature: -20°c -+50°c Storage Temperature: -35°c -+80°c·Dimension & Weight: 115 x 65 x 27mmn 130g. Package Dimension: 210*143*40mm (Per Unit)Accessories1. Antenna Gain: 2.5dBi Wave ratio:≤1.5 Input resistance: 50 ohm. SMA (Male)2. Power source adapter: Input 110 240VAC Output: 7.5VDC(12VDC) 1.5A3. RS232-9 connecting wire: Male - Female4. CD: User Manual