Wireless headphones · SX-809

SX-809 wireless headphones: Super Power Bass and RGB LEDs for silent disco and events

Silent headphones built for music events: deep bass, large LEDs on the ear cups that change color with the channel, and up to 45 channels for multichannel events.

Patented in Italy, for parties, concerts, fitness, weddings and conferences.

45Channelsmax, programmable

40 mmMylar driversSuper Power Bass system

10 hBattery lifebuilt-in lithium battery

RGBLEDcolor shows the channel

The sound

Deep bass, all-day comfort

The SX-809 was built for music events: the Super Power Bass system and 40 mm Mylar speakers deliver warm, full, richly detailed sound.

  • Comfort: ergonomic design and soft cushions, even after many hours.
  • Light effect: two large RGB LEDs on the ear cups show which channel is playing.
  • Practical: foldable, easy to store, transport and hand out.
  • Patented: patent no. 101677, filed in Italy in June 2014.
Silentsystem SX-809 wireless headphones at an event
How to use

Three controls, zero hassle

01

Power on

Lever on the bottom of the left ear cup: one move to turn on and off.

02

Pick a channel

Selector on the back of the ear cup: the LED turns blue, red or green depending on the channel.

03

Adjust the volume

Volume wheel on the ear cup, for listening tailored to you.

Video

See the SX-809 in one minute

The video tutorial covers power on, channel selection and volume control. The full transcript is below too.

Introduction. The 3-channel Silentsystem SX-809 headphones offer audio quality, ease of use, comfort and great versatility for a wide range of professional and entertainment settings.

Power on and off. Use the lever on the bottom of the left ear cup to turn the headphones on or off.

Channel selection. The back of the same ear cup has the selector for the three audio channels, identified by blue, red and green LEDs: switch from one source to another in an instant.

Volume control. Volume is adjusted with the volume wheel, for personalized, consistently clear listening.

Applications. Parties and clubs, concerts and festivals, conferences, movie theaters, education and training settings, fitness and yoga.

Conclusion. RF technology, HiFi audio quality and ease of use make the SX-809 V3 a reliable, versatile solution for multichannel events.

Specs

SX-809 spec sheet

Parameter Value
Model Silentsystem SX-809
Type Professional RF wireless headphones for events
Technology UHF / RF system, FM modulation
Channels Up to 45 programmable channels
Frequency bands 3-channel system: 863–865 MHz · 10- and 45-channel systems: UHF 640–672 MHz (details)
Sound signature Super Power Bass
Drivers 40 mm Mylar speakers
S/N ratio > 75 dB
Distortion (THD) < 1%
Frequency response 20 – 20,000 Hz
Channel separation > 30 dB
Lights RGB LEDs on the ear cups, can be switched off
Controls Power lever, channel selector, volume wheel
Design Foldable, ergonomic, soft ear cups
Power Built-in lithium battery
Battery life About 10 hours
Patent No. 101677, filed in Italy (June 2014)

They run on radio frequency: no internet or app needed.

Recommended uses

Compatible transmitters

Why choose them

Built for high-energy events

  • Super Power Bass: more impact at parties, DJ sets and concerts.
  • Up to 45 channels: ready for multichannel events and conferences too.
  • 40 mm Mylar drivers: rich, powerful, detailed sound.
  • Foldable: easier to store, transport and hand out.
  • 10 hours of battery life: covers the whole event, even a long one.
SX-809 silent headphones with RGB LEDs
FAQ

SX-809 FAQ

Up to 45 programmable channels, so they also work for multichannel events and conferences. The 3-channel version identifies channels with blue, red and green LEDs.

Yes, they’re the ideal headphones for silent disco and silent parties: Super Power Bass gives the music more energy, and the LEDs show at a glance who’s listening to which DJ.

About 10 hours on the built-in lithium battery, enough to cover an entire event.

No. The SX-809 receives audio from the transmitter via radio frequency: no internet, app or Bluetooth needed.

With the Silentsystem TX-500, TX-330, TX-300 and TX-100 transmitters. We’ll help you choose the right one for your venue.
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All headphones

Compare channels, battery life and recommended use across every model.

Compare models →

Want to try the SX-809 at your event?

Tell us your event type and expected headcount, and we’ll recommend the right headphones and transmitters, for rental or purchase.

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