| Patents for H04R 1 - Details of transducers (42,173) | 
|---|
| 08/14/2013 | CN203136096U Remote control ballscrew automatic elevating microphone support  | 
| 08/14/2013 | CN203136095U Loudspeaker module group  | 
| 08/14/2013 | CN203136094U Ceramic sound box pedestal  | 
| 08/14/2013 | CN203136093U Multi-functional small sound box  | 
| 08/14/2013 | CN203136092U Sound box bearer and flat television integrated structure utilizing sound box bearer  | 
| 08/14/2013 | CN203136091U Sound box pillar structure and flat television integrated structure employing the same  | 
| 08/14/2013 | CN203136090U Built-in sound box assembly used for PC cabinet  | 
| 08/14/2013 | CN203136089U Card type portable sound box with massage function  | 
| 08/14/2013 | CN203136088U Dice sound box  | 
| 08/14/2013 | CN203136087U Sound box  | 
| 08/14/2013 | CN203136086U Small Bluetooth loudspeaker box  | 
| 08/14/2013 | CN203136085U A finger Bluetooth loudspeaker box  | 
| 08/14/2013 | CN203136084U Speaker stand caliber conversion structure  | 
| 08/14/2013 | CN203136083U Home theater equipment  | 
| 08/14/2013 | CN203136082U An integrated loudspeaker  | 
| 08/14/2013 | CN203134010U Loudspeaker with card-swiping function  | 
| 08/14/2013 | CN203132102U Music water heater  | 
| 08/14/2013 | CN203131916U Music range hood  | 
| 08/14/2013 | CN103248990A Piezoelectric ceramic speaker and NFC antenna integrated device  | 
| 08/14/2013 | CN103248981A Loudspeaker  | 
| 08/14/2013 | CN103248980A Method and device for generating low-frequency sound wave  | 
| 08/14/2013 | CN103248979A Temperature-reducing seal cover type earmuff for acoustic products  | 
| 08/14/2013 | CN103248978A Wireless adapter and wireless earphone  | 
| 08/14/2013 | CN103248977A Decibel displaying earphones  | 
| 08/14/2013 | CN103248976A Method and equipment for supplying power to noise reduction earphone by utilizing power supply of electronic equipment  | 
| 08/14/2013 | CN103248975A Earphone with an antenna  | 
| 08/14/2013 | CN103248974A Electronic device with a built-in earphone  | 
| 08/14/2013 | CN103248973A Microphone capable of eliminating noise  | 
| 08/14/2013 | CN103248972A Microphone structure capable of restraining feedback  | 
| 08/14/2013 | CN103246133A 电子装置 Electronic devices  | 
| 08/14/2013 | CN101911719B Earphone device  | 
| 08/14/2013 | CN101198197B Loudspeaker system with reduced rear sound radiation  | 
| 08/13/2013 | US8509471 Speaker device  | 
| 08/13/2013 | US8509470 Textile-based magnetic field interface clothes and mobile terminal in wearable computing system  | 
| 08/13/2013 | US8509453 Luminescent headphones without battery packs  | 
| 08/13/2013 | DE202013103101U1 Elektrischer Schallwandler mit einer verformbaren Membran Electric transducer with a deformable membrane  | 
| 08/08/2013 | WO2013116741A1 Tip-ring-ring-sleeve push-to-talk system and methods  | 
| 08/08/2013 | WO2013116588A1 Flexible, hollow connector to loop cords  | 
| 08/08/2013 | US20130202148 Active muffler  | 
| 08/08/2013 | US20130202147 Speaker mounting system  | 
| 08/08/2013 | US20130202145 Earphone  | 
| 08/08/2013 | US20130202143 Electronic device  | 
| 08/08/2013 | US20130202140 Bone conduction device including a balanced electromagnetic actuator having radial and axial air gaps  | 
| 08/08/2013 | US20130202136 Chip with integrated circuit and micro-silicon condenser microphone integrated on single substrate and method for making the same  | 
| 08/08/2013 | US20130202135 Bone conduction commjnications headset with hearing protection  | 
| 08/08/2013 | US20130202134 Systems and methods for improved acousto-haptic speakers  | 
| 08/08/2013 | US20130202127 Condenser-Type Sounding Body Unit and Earphone Employing Same  | 
| 08/08/2013 | US20130202126 Headphones activated by rotation of an ear cup  | 
| 08/08/2013 | US20130201397 Audio Control Module  | 
| 08/08/2013 | DE112010005927T5 AV-System AV system  | 
| 08/08/2013 | DE10357837B4 Verfahren zur Oberflächenmontage von akustischen Wandlern A method of surface mounting of acoustic transducers  | 
| 08/08/2013 | DE102013001674A1 Vertikale druckempfindliche Struktur Vertical pressure sensitive structure  | 
| 08/08/2013 | DE102010062149B4 MEMS-Mikrophonhäusung und MEMS-Mikrophonmodul MEMS and MEMS microphone module Mikrophonhäusung  | 
| 08/07/2013 | EP2624592A1 Custom ear adaptor system  | 
| 08/07/2013 | EP2624591A1 Processing method for earphones and user equipment  | 
| 08/07/2013 | EP2622876A1 Single microphone for noise rejection and noise measurement  | 
| 08/07/2013 | EP2622875A1 Noise level estimator  | 
| 08/07/2013 | EP2622874A2 Garment with built-in audio source wiring  | 
| 08/07/2013 | EP2622873A1 A wireless headset  | 
| 08/07/2013 | CN203120139U Horn type loudspeaker  | 
| 08/07/2013 | CN203120138U Portable type sound box  | 
| 08/07/2013 | CN203120137U Mobile terminal  | 
| 08/07/2013 | CN203120136U Timing sound equipment  | 
| 08/07/2013 | CN203120135U Wood loudspeaker  | 
| 08/07/2013 | CN203120134U Extensible headset  | 
| 08/07/2013 | CN203120133U Earphone convenient to coil and uncoil  | 
| 08/07/2013 | CN203120132U Earphone line board  | 
| 08/07/2013 | CN203120131U Memory enhancing device for Chinese teaching  | 
| 08/07/2013 | CN203120130U Earphone  | 
| 08/07/2013 | CN203120129U Vehicle-mounted Bluetooth earphone  | 
| 08/07/2013 | CN203120128U Earphone switching device  | 
| 08/07/2013 | CN203120127U Novel headset  | 
| 08/07/2013 | CN203120126U Headset loudspeaker box with automatic switchover function  | 
| 08/07/2013 | CN203120125U Earphone wire  | 
| 08/07/2013 | CN203120124U Connection device of car audio system and mobile playback device  | 
| 08/07/2013 | CN203120123U Necklace-type Bluetooth earphone  | 
| 08/07/2013 | CN203120122U An earphone preventing a driver from dozing  | 
| 08/07/2013 | CN203120121U An earphone device capable of emitting light and glittering with audio change  | 
| 08/07/2013 | CN203120120U Improved audio plug structure  | 
| 08/07/2013 | CN203120119U Zipper like earphone cable  | 
| 08/07/2013 | CN203120118U Convenient headphone cable  | 
| 08/07/2013 | CN203120117U Novel audio earphone contact pin  | 
| 08/07/2013 | CN203120116U Telescopic earphone  | 
| 08/07/2013 | CN203120115U Earphone cable accommodating apparatus  | 
| 08/07/2013 | CN203120114U Earphone interface protection circuit and terminal equipment thereof  | 
| 08/07/2013 | CN203120113U Novel standing type microphone stand  | 
| 08/07/2013 | CN203120112U Microphone sleeve with name tag  | 
| 08/07/2013 | CN203120111U Microphone holder with throat-moistening spray  | 
| 08/07/2013 | CN203120110U Microphone stand with camera  | 
| 08/07/2013 | CN203120109U Microphone stand with wheels  | 
| 08/07/2013 | CN203120108U Head type microphone  | 
| 08/07/2013 | CN203120107U Emergency multifunctional hand-operated charging electric-torch sound box  | 
| 08/07/2013 | CN203120106U Vehicular audio system with separable operation panel and main body  | 
| 08/07/2013 | CN203120105U Sliding type loudspeaker box  | 
| 08/07/2013 | CN203120104U Opening-closing type loudspeaker box  | 
| 08/07/2013 | CN203120103U Loudspeaker box with a CD frame  | 
| 08/07/2013 | CN203120102U Sound equipment  | 
| 08/07/2013 | CN203120101U Outdoor sound equipment provided with microphone stand  | 
| 08/07/2013 | CN203120100U Intelligent sound control lamppost  | 
| 08/07/2013 | CN203120099U L-shaped sound box body and sound box  |