Hitachi LP-WU9750B

The latest Hitachi LP-WU9750B projector is a 1-Chip DLP project. Amd it is the first Hitachi projector using laser phosphor light source. It supports high resolution WUXGA that covering Full HD and 3D viewing. Suitable for classrooms and auditorium.

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Opticis HDCX-100

The new HDMI HD-BaseT extender, HDCX-100 has one CAT5e or CAT6 cable connection and is designed compact enough to be fitted in to various installation environment.

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Visionary Solutions E4000 & D4000

Visionary Solutions 4K UHD over IP cinema quality, ultra-low latency, encoder and decoder bypass the constraints of traditional switch matrix distribution systems by harnessing the flexibility and scalability of converged IP networks.

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CAH & Rane Fully Support Soda Mix DJ Competition 2016

CAH and Rane will fully support and sponsor local DJ event - Soda Mix DJ Competition 2016.  Students from Soda Mix DJ School will compete with other DJs from Hong Kong and China. The winner of the contest can have a Rane Sixty-two Mixer as a prize.
Soda Mix DJ School also invited three judges from US and Hong Kong to choose the winner. Beside judging, they will also have a performance during the contest. If you are interested to attend this DJ contest, please do contact us by phone (2766 3818) or email ( This e-mail address is being protected from spambots. You need JavaScript enabled to view it ). Or waiting for our facebook update.
Details of Soda Mix DJ Competition 2016
Date: 10 September 2016
Time: 20:00
Venue: XXX Gallery
Address: Unit 2A, Kin Luen Factory Building, 89-91 Larch Street, Tai Kok Tsui, Hong Kong

CAH is now an exclusive distributor of Visionary Solutions

CAH is glad to announce that we are now the exclusive distributor of Visionary Solutions in PRC, Hong Kong and Macau. 

About Visionary Solutions
Visionary Solutions, Inc. manufactures Internet Protocol Television (IPTV) equipment that provides real-time transport of video over IP networks. With SD and HD IPTV encoders that support the latest technology standards, such as H.264, VSI’s modular solutions are recognized around the world for their outstanding value, performance, flexibility, and quality. With a company-wide focus on customer satisfaction through collaboration and hands-on support, VSI is a trusted partner for high-quality IPTV encoding for enterprise, education, healthcare, government, professional A/V, cable, broadband, and broadcast applications. For more information, please visit Visionary Solutions page in our website.

Infocomm Las Vegas 2016

InfoComm 2016 is the largest event for professional AV in the world, with over 980 exhibitors and more than 38,000 attendees from 110+ countries.
Beyerdynamic: #C9921
Hitachi: #C7725
Opticis: #N1226
Rane: #C10722
Renkus-Heinz: #C10916
TC Group: #C10308
Visionary Solutions: #C7347
Williams Sound: #C9836

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Company News

  • Infocomm Orlando 2017

    Beyerdynamic,Ecler,Hitachi,Opticis,Renkus-Heinz, TC Group, Visionary Solutions and Williams Sound will be attend InfoComm Orlando 2017. It will be held on 14-16 June 2017 in Orlando.
    InfoComm 2017 is the largest event for professional AV in the world, with over 980 exhibitors and more than 38,000 attendees from 110+ countries.
    Beyerdynamic #5775
    ECLER #5175
    Hitachi #3429
    Opticis #1348
    Renkus-Heinz #6845, W224E
    Tannoy, Lab.gruppen #6945
    Visionary Solution #5343
    Williams Sound #3320
    See you in Orlando InfoComm! 
  • Easter Greeting

  • InfoComm China 2017

    TICO Group and HItachi will be attend Infocomm China2017. It will be held on 12-14 April 2017 in Beijing.
    TICO will show the latest Renkus-Heinz new loudspeaker series, beyerdyanmic and Biamp products. And Hitachi will show the latest projectors and cameras, and also the HD projection solutions which are suitable for higher education.
    CAH would like to invite you to visit Infocomm China 2017. Hope to see you in Beijing!
    Place: China National Convention Center (CNCC)
    TICO Booth Number: EF3-01
    Hitachi Booth Number: EH2-01



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Contact us

CAH Professional Sound Company Limited

Unit E-F, 21F, Luk Hop Ind. Bldg.,
8 Luk Hop Street, San Po Kong
Kowloon, Hong Kong

Telephone: (+852) 2766-3818
Fax: (+852) 2363-0363