Telephone advice Telephone advice
test free of charge, then buy test free of charge, then buy
On-site training On-site training

Overview

 Freely configurable
Freely configurable

The modular system is customized for future use.

Various modules
Various modules

Inserts for wireless microphones, headsets or for wireless connection of two loudspeakers are available and can be combined.

5 hours battery life
Long battery life

The system accompanies each event for up to 5 hours.

Mobile with trolley
Mobile with trolley

The quickly extended handle makes transportation child's play.

Mobile Loudspeakers in use

Product demonstration
Product demonstration
Speak Outdoor
Speak Outdoor
Lecture in a conference room
Lecture in a conference room

Versatile sound system

The areas of application for the TX-820 mobile speaker system are extremely versatile - both indoors and outdoors. The system is designed for both speech and music reinforcement, whether for presentations accompanied by music, product demonstrations or speeches in front of a large auditorium.

This convinces our customers

“We are very satisfied with the system and the delivery. The head sets were a little too flimsy, but otherwise ok.”

“Everything worked perfectly and the process was well organized and without complications, many thanks to you.”

"The system continues to impress us, as well as the mourners on several occasions, with its

excellent acoustics, sound quality and the clear and very intelligible

speech transmission even over long distances."

"The system [previous model] is very easy to use and the sound quality meets our requirements even in larger rooms or outdoors. The same applies to the two

supplied wireless microphones."

"The system has a very good sound quality and absolutely met our requirements."

"The system [traversing model] can be used very well both indoors and outdoors. Operation is child's play thanks to the functional design."

Welle

Downloads

Product information TX-820

Product information

Here you will find the most important information about the mobile speaker summarized on three pages. (647 KB) Download Icon Download
Welle

Technical data

Additional features

Matching wireless microphones, TX-800 T bodypack transmitter with headset or TX-800 H wireless handheld microphone, are optionally available. You can also retrofit a TX-820 MP CD player with “anti-shock system”, MP3 playback, SD card reader, USB interface, pitch control function and IR remote control.

Details

  • Operation via mains connection or built-in lead-gel battery 2 x 12 V/4.5 Ah (up to 5 hours operating time), integrated automatic battery charger with charge level indicator, discharge protection
  • 16 adjustable UHF frequencies (863-865 MHz) with diversity system
  • Powerful 2-way loudspeaker system
  • 1 microphone input via combo socket (XLR/6.3 mm jack), 1 microphone input (6.3 mm jack), 1 stereo line input (cinch), 1 aux input (3.5 mm jack), all inputs adjustable
  • Common master control, 2-way tone control
  • 1 stereo line output (cinch), 1 aux output (3.5 mm jack)
  • Switchable microphone priority function
  • The extendable telescopic handle and 2 castors allow the amplifier system to be pulled comfortably like a trolley
  • Stand sleeve
  • Rated power (RMS): 50 W
  • Total output power: 80 W
  • Frequency range: 70-17000 Hz
  • Carrier frequency: 863-865 MHz
  • Range: ≈ 30 m
  • Inputs: 6 mV (Mic)
  • 300 mV (Line)
  • Link: optional (TXA-820MT)
  • Maximum sound pressure: 114 dB
  • Tone control bass: ±10 dB/100 Hz
  • Tone control treble: ±10 dB/10 kHz
  • Power supply: 230 V/50 Hz/130 VA; rechargeable battery 2 x 12 V/4.5 Ah
  • Permissible operating temperature: 0 - 40 °C
  • Dimensions: 305 x 510 x 265 mm
  • Weight: 15.5 kg
  • Connections: 1 x XLR/6.3 mm jack (Mic/Line) 1 x 6.3 mm jack (Mic) 1 x RCA L/R (Line Out) 1 x 3.5 mm jack (Line Out)