Vibone is a Japanese company specializing in bone conduction headphone, they have just released another new model yesterday, the Audio Bone neckband type headphones, which weighs 60 g.
The Audio Bone provide audio output with 30mW (70mW max), 8 Ω impedence, 80dB/mW pressure response, and 50Hz – 4kHz frequency response. The Audio Bone provides accurate sound and prevents others from hearing what you’re listening to thanks to the bone conduction technology. It is now available in Japan at the price of US$122.
Via: TechEBlog
Link: Audio Bone Product Page