To Next PageTo Next Page
Need help?Do you have a question about the Unisar TV Listener J3 TV920 and is the answer not in the manual?
Power| transmitter power supply | 12V, 200mA AC adapter |
|---|---|
| headset battery type | 2 rechargeable AAA batteries |
| battery life | Over 15 hours |
Operating Environment| maximum operating distance | 33 feet (10 meters) |
|---|---|
| transmission mode | Infrared 850 nanometers |
| frequency modulation (left) | 2.3 MHz |
| frequency modulation (right) | 2.8 MHz |
Audio| frequency response | 40 Hz–12000 Hz |
|---|---|
| distortion | 1% THD |
| signal to noise ratio | 40 dB |
Lists 11 essential safety and operating instructions to follow before using the product.
Explains the TV Listener J3 system and its benefits for convenient audio listening.
Explains that the system uses invisible infrared signals, avoiding interference from other wireless devices.
Lists and identifies the essential components of the TV Listener J3 system for user verification.
Outlines five distinct methods for connecting the transmitter to various audio equipment.
Provides step-by-step instructions for connecting the transmitter to stereo audio output jacks.
Provides step-by-step instructions for connecting the transmitter to mono audio output jacks.
Guides users on connecting the transmitter to devices with a standard headphone jack.
Instructs on connecting the transmitter to audio devices with a 6.3mm headphone jack.
Explains how to connect the transmitter using a microphone for devices without audio output jacks.
Details initial battery charging, ongoing charging, and when to replace batteries.
Advises on placing the transmitter for clear infrared transmission to the headset.
Guides on powering on the transmitter and headset and adjusting audio volume.
Describes how to manage audio output to the headset and TV speakers simultaneously or exclusively.
Provides solutions for static or radio interference, suggesting surge protectors or alternative connections.
Offers solutions for static on LCD/plasma TVs by adjusting transmitter placement or connection.
Emphasizes using audio OUTPUT jacks and avoiding audio INPUT jacks for connection.
Recommends specific settings for transmitter and headset during charging and battery use.
Suggests checking batteries and transmitter status if the headset is not working.
Provides guidelines for cleaning the transmitter and headset using a soft cloth.
A detailed guide to diagnose and resolve common issues with the TV Listener J3 system.
Offers solutions for poor sound quality, low volume, and audio only on one side.
Provides steps to resolve static or radio signal issues by checking connections and placement.
Details technical aspects like power supply, operating distance, battery life, and transmission mode.
Outlines the six-month warranty period, coverage, and exclusions for the product.
