A cordless telephone handset, ‘TEL-KU2’,

Japan’s electronics manufacturer Sanyo employee displays a cordless telephone handset, ‘TEL-KU2’, that’s equipped with a bone-conduction speaker. Bone conduction is the conduction of sound to the inner ear through the bones of the skull. The headset which converts electric signals into mechanical vibrations is ergonomically positioned on the temple and cheek and accordingly sends sound to the internal ear through the cranial bones. The telephone, developed for elderly people of poor hearing retails at 40,000 yen (Rs 15,600 approx)A cordless telephone handset, ‘TEL-KU2’,