![]() Each GSM module has slots for both a large or a small SIM card, a connection for an external antenna, an audio connection and an individual on/off switch. The modem pool is a compact box with 8 GSM modules that can be replaced without opening the whole device. It is not necessary to buy directly from the manufacturer, multi-port modem pools can also be found on eBay (search for ‘GSM modem pool’). ![]() It was delivered within a week, complete with a driver CD, 8 antenna’s, a power cable and a USB cable. The USB 8-Port GSM/GPRS Modem Pool we tested was bought directly from the manufacturer in China. The Q24Plus is of a newer design, more reliable and has fewer incompatibilities with GSM networks. This modem module is more expensive than the Q2303 and Q2403 modules but is quad band, and therefore usable on almost all GSM networks in the world. The most common choices are the Wavecom Q2303, Q2403 and Q24Plus GSM modules but there are also modem pools with 3G modules on the market.įor GSM networks the Q24Plus is the best choice. Multi-port modem pools use individual modem modules for each port and can be fitted with different modules. In addition to this 8-port modem pool, There are also versions of the device with 16, 32 and 64 GSM modules. ![]() The 8-port USB GSM modem pool we tested has 8 Wavecom Q24plus GSM modules that are quad-band and can be used on almost all GSM networks in the world. ![]()
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