Conference Infrared Language Distribution System Translation Receiver 4CH

Conference Infrared Language Distribution System Translation Receiver 4CH

Feature

• 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 the shirt pocket
• Freedom of 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

Controls and Indicators
LCD displays channel number, language name, battery capacity, signal intensity and volume Power switch
Channel selector buttons
Volume control buttons

Interconnections
Ø 3.5 mm stereo earphone jack
Charging contacts

Technical Specifications
System Specifications
Modulation...............DQPSK, according to IEC 61603-7 Modulation frequency
Carriers 0 to 5...............2 to 6 MHz, according to IEC 61603-7
Frequency response...............20 Hz to 10 kHz (-3dB) at standard quality;
20 Hz to 20 kHz (-3dB) at perfect quality
THD at 1 KHz ...............<0.05%
Isolation...............>80 dB
Dynamic range...............>80 dB
Weighted SNR...............>80 dBA
Input range...............-12 dBV ~ +12 dBV (adjustable)
Electrical
IR irradiance level...............4 mW/m2 per carrier
Angle of sensitivity...............270º
Headphone output level at 2.4 V 450 mVrms (speech at maximum volume, 32 Ohm headphone)
Headphone output freq. range...............20 Hz to 20 kHz
Headphone output impedance...............32 Ohm to 2 kOhm
Max. SNR...............>80 dBA
Supply voltage...............3V to 4.2V,nominal 3.7 V
Headphone jack unplugged after 5 minutes...............0 mA Battery life
Rechargeable battery pack ...............24 hours

Mechanical
Dimensions (H x W x D) ...............159 x 49 x 23 mm
Weight............... excluding battery 85 g
including battery 128g (0.27 lb)
Color...............black with silver

VISSONIC Electronics, www.vissonic.com, is a PRO AV company located in Guangzhou, mainly developping high tech audio visual devices including: Digital DSP Conference system, 5G wifi wireless conference system, wireless translation system, matrix switchers for standalone and modular, and programmable controller.

Our mission is to develop and manufacture the most comprehensive and innovative audio visual products for our clients. We provide the best performance/price ratio products because it could give you satisfaction just from the time you use them, we believe the good design with cutting edge technology on products will provide value to all our partners and end users. Listen to your demands, we fulfill it

VISSONIC Electronics is located in Guangzhou Huangpu Development Zone. We are a professional manufacturer of audio and video products in Guangzhou, with its own brand VISSONIC, is a collection of R & D, production, sales of high-tech enterprises. Our main task is to develop and produce high-performance and innovative audio and video products for our customers.

In recent years, VISSONIC has been adhering to the core of customer demand, in the domestic and foreign market development, at the same time, for many countries to provide conference solutions, quality, dedicated services and high-quality products have won the trust and praise of many enterprises. Also gradually set up a good brand. We have also established after-sales service system, in the use of the product is any problem, after sale will be professional and timely solution to your problem. At the same time, three years long warranty, so that customers better use our products.

Complete audio/visual solution

Net control distribution system

Signal management

Conference system, wireless discussion/translation system

Our competency

Over 10 years experienced Sales/R&D people in Audio/visual industry, know well about what is most needed products in this field.

Deeply combine traditional audio/visual products with network communication, AV/IT become the core technology into our creative solutions

We are proud of turning your constructive ideas into reality by our strong design/research/production ability, developing new methods on cooperation is our goal.

We keep your solution easy to manage

By providing our clients the simple/flexible products to use

By providing our clients the prompt technical support

By providing our clients the gateway of latest technology in trend