Ultimate Ears, a product unit of Logitech, has introduced its new Ultimate Ears 700 noise-isolating earphones. The 700s feature a custom-tuned dual-armature layout, a “microdesign” body that is as small as a coin and sports a dark metallic finish, and a frequency response of 10 Hz to 16.5 kHz. In addition, the 700s include five sets of ear cushions, a sound level attenuator, and a hard-shell carrying case. The Ultimate Ears 700 noise-isolating…
