49101 Introduces Changer Bluetooth 5 Headphones with Power Sharing Abilities on Indiegogo

There's no lack of ideas for differentiating products and even more opportunities to bring those to market with crowdfunding platforms like Indiegogo. 49101, an innovative headphone brand from Taiwan, just announced Changer wireless Bluetooth earphones that offer a multipurpose cable for data transfer, charging and battery sharing capabilities between devices. The neckband design features Micro USB, Lightning or Type C power connections and behaves like a true power-vampire, borrowing battery power from other Android smartphones.

This a Test Bench of Tang Band's W3-2088SOF, a high XMAX 3.5" home audio RBM Micro subwoofer. The W3-2088SOF is built on an injection-molded eight-spoke frame that supports an unusual rectangular housing. The really unusual feature is that the W3-2088SOF does not use a spider. Instead it gets its compliance from two surrounds like a dual spider configuration. The voice coil former is vented below the inside diaphragm and also vented between the two diaphragm. This article was originally published in Voice Coil, January 2014.

Prolight+Sound Shanghai 2014 will take place 8 – 11 October at the Shanghai New International Centre Expo in China. A large number of international brands are confirmed at the show and there will be pavilions from Taiwan and Shanghai with double the exhibition space due to the success of last year’s show. Prolight+Sound Shanghai gained a solid industry reputation as a successful trading platform and one of the leading trade fairs for the entertainment industry in Asia.

Semiconductor manufacturer STMicroelectronics has announced the opening of a new MEMS Microphone Lab in Taiwan to enhance its audio performance specifications. The advanced testing facility will answer engineers’ need for new MEMS microphone application development, enabling bit-perfect recording quality.