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Digital IR Language Distribution System VIS-VLI703A Series Digital Infrared Receivers

In accordance with IEC 61603-7 and IEC 60914
Compatible with the use of the IEC 61603-7 protocols like Bosch
Full digital DQPSK demodulation technology
Optional rechargeable lithium battery pack
datasheet user manual

Overview


This ergonomically designed pocket receivers incorporate the latest electronics technology. VIS-VLI703A series of IR receivers, which can receive up to 32 language channels and is equipped with channel selector, volume control, power switch, Ø 3.5 mm stereo earphone jack. A LCD displays channel number with language name, received signal intensity, battery capacity and volume. The pocket receivers can be used for both language and music distribution.
 

Features


● Compliant to IEC 61603-7 and IEC 60914
● Compatible with any other IR simultaneous interpretation system compliant to IEC 61603-7
● Digital infrared processor with DQPSK digital modulation/demodulation technology
● Transmitting in 2~8 MHz frequency band eliminates disturbance from high frequency lighting systems
● Channel selection via up/down button, at most 4,8,16 or 32 channels available
● LCD display with channel number, language name, battery and signal status indication
● Number of available channels is always the same as the number of channels in use by the system, eliminating the need to scroll through unused channels
● Adjustable volume
● Unique 270º super wide reception angle, ensuring perfect sound quality even when casually placed
● Audio signal automatically muted when signal is too low, ensuring that the user receives only high quality audio.
● Ergonomically compact and elegant design
● Lightweight and handy receiver in conjunction with single earphone or headphone for easy and comfortable use
● Can be hung over the neck via a nice strap or fit into pocket
● Free movement within the range of IR power radiator
● No limit to the receiver number within the IR power radiation range
● Works without errors, even in bright sunlight
● Built-in high precision rechargeable circuitry to prolong battery life
● Environmentally-friendly lithium rechargeable battery pack
● No power consumption and auto-off when headphone is disconnected after 5 minutes
 

Model for Order


VIS-VLI703A-4  4 Channels digital infrared receiver(Optional lithium rechargeable battery pack or 2xAA cells, excl. battery)
VIS-VLI703A-8  8 Channels digital infrared receiver(Optional lithium rechargeable battery pack or 2xAA cells, excl. battery)
VIS-VLI703A-16 16 Channels digital infrared receiver(Optional lithium rechargeable battery pack or 2xAA cells, excl. battery)
VIS-VLI703A-32 32 Channels digital infrared receiver(Optional lithium rechargeable battery pack or 2xAA cells, excl. battery)
 

System Diagram