Sony has released some new speakers for your mobile phone. One of them is the Sony Ericsson MPS-100. Following the footsteps of its predecessor, the MPS-60, the Sony Ericsson MPS-100 is an affordable portable speaker that provides you excellent sound quality in its small body. Available in silver and black colors, the Sony Ericsson MPS-100 has an aluminum body and has a 3.5mm line in and weighs only 137 grams. The Sony Ericsson MPS-100 will be available in the fourth quarter of 2008.