The VS 50 PRO is a programmable terrestrial filter with an integrated amplifier. Four VHF/UHF antennas can be connected via four F connectors, and one additional F connector is available for insertion of FM. 

The award-winning headend.


The CHAMELEON product line is the first ever to cover almost every need for Cable - TV and SMATV distribution with only one hardware. The different inputs and outputs are defined by software options and all software options can be updated anytime.  


Contact Us


Mantenna Wisi Engineering Co.,Ltd (A wholly owned subsidary of Wihelm Sihn jr. GmbH & Co. KG., Germany)

Address. K.K Industrial Building, Block C, 1st Floor, 5 Mok Cheong Street,Tokwawan, Kowloon Hong Kong


地址. 香港九龍土瓜灣木廠街五號金賜工業大廈二樓C座

Tel/電話 : (852) 23624315
Fax/ 傳真 : (852) 27642745

Email/電郵. sale@wisi.hk 

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