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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Tannoy CMS3.0 wins Most Innovative Loudspeaker

Tannoy CMS3.0 Series loudspeaker wins Most Innovative Loudspeaker at the 2015 InAVation Awards! This awards holded by InAVate, one of the famous media resource for AV technology and integration. A total of 24,452 legitimate votes were cast and many categories were hotly contested till the very end. 
Finally, Tannoy wins the category of "Most Innovative Loudspeaker". Once a again, congratulation to Tannoy.

If you want to know more about CMS3.0 Series, please click here.


Integrated Systems Europe 2015

Beyerdynamic,Ecler,Hitachi,Opticis,Rane,Renkus-Heinz and TC Group will be attend Integrated Systems Europe 2015. It will be held on 10-12 February 2015 in Amsterdam.
Integrated Systems Europe is an exhibition dedicated to Audio, video (AV) and electronic systems integration technologies and innovations.​ The show will attract professionals from every link in the systems integration value-chain, including manufacturers, distributors, dealers, contractors and consultants. ISE also draws ever-growing numbers of end customers, from fields as diverse as education, sports, corporate facilities, hospitality and live events.
Beyerdynamic: Hall 1, Stand M 95
Ecler: Hall 7 Stand H 180
Hitachi: Hall 4, Stand S 34
Opticis: Hall 4, Stand U 20
Rane: Hall 7, Stand F 192
Renkus-Heinz: Hall 7 Stand K 175
TC Group: Hall 5, Stand R 92

Rane Introduces MP2015 Rotary Mixer

We are glad to introduce the new mixer of Rane, which is MP2015. MP2015 is the ultimate mixing instrument for today's forward thinking DJ who requires the very best for live performance and studio production. The definitive mixing instrument is realized through a combination of powerful and unique features, classic elegance, rugged design and simplicity. 

For more detail, please visit MP2015 page in our website. It is welcome to contact our staff by email or by phone (+852 2766 3818).

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Choice for YOU

  • LP-WU6600
    LP-WU6600 LP-WU6600 is the latest family member of Laser Projector Series. LP-WU6600 is a DLP laser projector and offers WUXGA (1,920x1,200 pixels) with a brightness of 6,000 lumens. LP-WU6600 provide 4 digital inputs: HDBaseT, HDMI (x2) and DVI. Key Features Laser Phosphor Light Source WUXGA 1920…
  • HILF65101
    HILF65101 HIF65101 is the latest family member of Hitachi Interactive Flat Panel Display. HIF65101 is a 65" FHD interactive LCD Display with Anti-Glare Screen. There are also up to 10 points of touch (simultaneously) on the screen. Features: LED Panel: 1,920 x 1,080 (FHD) display resolution (Max.),…

Company News

  • CAH wishes you a prosperous Year of the Dog


    Happy Chinese New Year!
    We wish you a very happy holiday period,and a healthy and prosperous New Year.
    Please be informed that our office will be closed on the following day(s):
    •15th February, 2018 (Thursday, 1:00 pm – 6:00pm)
    •16th February, 2018 (Friday)
    •19th February, 2018 (Monday)
    Our office will be resume business as usual from 20th February, 2018 (Tuesday).
    二零一八年二月十五日 (星期四, 下午一時至六時)
    二零一八年二月十六日 (星期五)
    二零一八年二月十九日 (星期一) 
    我們將於二零一八年二月二十日 (星期二) 正式啟市。
  • Christmas Blessing




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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