4CH Slot THEOS Receiver

D4RX

World’s most affordable 4CH slot RX

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Two Deity D4RX receivers: one standing on its DB25 rear module behind the other, which lies on its side with its antennas up, the DB25 module slid out and the TA5 and Hirose module beside it
TC 01:23:45:12 CH1552.400 CH2575.100 CH3608.700 CH4641.300 550-960 MHz
The Newsshooter Best of 2026 award card on the Deity stand at IBC 2026, above a D4RX in a display case

Newsshooter · IBC 2026

Winner Best in Show

At IBC 2026, the publishers at Newsshooter honored six companies/new gear with what they felt deserved recognition for innovation in new product releases. Amongst those six was Deity Microphones and the D4RX. It was chosen because it’s the world first digital true diversity slot receiver on the market.

Newsshooter Best of 2026 award, IBC 11-14 September 2026, RAI Amsterdam
D4RX receiver powered on, with the Hirose and TA5 rear module fitted

01

Swappable rear interface

The DB25 module unscrews and slides out.

02

Hirose power + two TA5 outputs

The next module slides in: 4-pin Hirose-compatible power and two TA5 outputs.

03

Slot-in by design

A compact slot style interface: power and four channels of audio through one secure connection.

04

4 channels, one connection

Power on: the screen boots to four channels of meters.

One receiver ready for every production

The Deity D4RX is a professional four-channel true-diversity wireless receiver featuring 550-960 MHz wideband UHF tuning, front-end RF filtering, encrypted digital audio, and remote transmitter control. Built for production sound, broadcast, and ENG workflows, it delivers four discrete channels through the swappable modular rear interface.

Deity D4RX receiver with its three antennas and the DB25 module fitted, the spare DB25 and Hirose/TA5 rear modules in front of it, on a dark table

4CH in

4 Channel In

4CH out

4 Channel Out

550-960MHz

Global OneBand™ tuning range

8radios

Eight Radio True Diversity

  • 4 Channel In / 4 Channel Out
  • Slot-In Configuration Design
  • Remote Control Paired Transmitters
  • 4 Channel AES3 Support

Built to drop into your workflow

The D4RX uses a compact slot style interface to carry power and four channels of audio through one secure connection. Fewer cables and adapters create a cleaner sound bag, faster setup, and an easier transition between camera, cart, and field-recorder workflows.

Compatible with

  • Sound Bag Slot Docks
  • Panasonic ENG Cameras (AJ-CX, AJ-PX, and earlier HPX cameras)
  • TA5 → TA3/XLR Y-Split Cables
  • 4-Pin Hirose-Compatible Power
A sound bag with a Deity recorder and two D4RX receivers slotted in on top, antennas up

DB25 slot plate

DB25 rear module: the male DB25 slot connector between its two hex jackposts1

TA5 module

Hirose/TA5 rear module: two TA5 outputs and the 4-pin Hirose power input233

Swappable rear interface

DB25 slot plate

  1. 1DB25 slot connector: power in, four channels out

TA5 module

  1. 24-pin Hirose-compatible power, 12-18 V
  2. 32× TA5 outputs: 4 channel analog line or AES3, Y-split to TA3/XLR

Remote control

Complete control, right from the D4RX

Take command of your entire wireless workflow without ever touching the transmitter. The D4RX gives you remote control over the core functions of every paired transmitter, from frequency, gain, and RF power to its internal 32-bit float recorder. Make fast adjustments, adapt on the fly, and keep talent focused while you stay confidently in control.

Tour the screen

D4RX main screen: four channels with RF and audio meters

Global OneBand™

Leave fixed frequency blocks behind. Global OneBand™ gives the D4RX access to an ultra-wide 550-960 MHz tuning range, allowing the whole THEOS system to adapt to the legal frequencies and RF power requirements of different regions.

  • Ultra-wide 550-960 MHz tuning range
  • Regional frequency and RF-power compliance
  • One wireless system for local and international productions
  • No separate hardware bands to buy and manage
Clear: free to use Occupied: another signal Regional ranges

8radios

Eight Radio True Diversity

SAW

Multi SAW Filter Front-End

ENC

Digital Encrypted Decoding

300%

Up to 300% Faster RF Scans

Advanced features

D4RX THEOS LINK menu: enable, frequency follow, link to recorder and link TX, all on

THEOS LINK

Remote control transmitters from over 20 meters away

D4RX encryption menu: encryption on, password set

Encrypted

A shared password between devices keeps it locked, but not limited to 1:1 pairing.

D4RX noise reduction menu: channel 1 set to -18, channels 2 to 4 listed

LiveHit DeNoiser™

Add our signature noise reduction algorithm to any or all your paired TX units.

THEOS digital wireless

Made for the way you work

The THEOS family on a white table: transmitters, receivers and two shotgun microphones on stands

Specifications

Specifications

D4RX front view
approx. 113 × 88 × 29 mm (H × W × D)

RF

Tuning Range
550-960 MHz wideband UHF, Global OneBand™
Diversity
8 radios, true diversity across 4 channels
RF Front-End
Multi SAW filter
RF Scan
Up to 300% faster than D2RX
Decoding
Digital, encrypted: shared password between devices, not limited to 1:1 pairing
Channel Step / Sensitivity
To be confirmed

Audio & interface

Channels
4 channel in / 4 channel out
Outputs
4 channel analog line or 4 channel AES3
2× TA5 on the TA5 module (Y-split to TA3/XLR)
Rear Interface
Swappable modules: DB25 slot plate or TA5 module
Slot Compatibility
Sound bag slot docks
Panasonic ENG cameras (AJ-CX, AJ-PX, and earlier HPX cameras)
USB
USB audio
Headphone
Headphone port
Latency / Audio Performance
To be confirmed

Control & display

THEOS LINK
Remote control of paired transmitters (frequency, gain, RF power, 32-bit float recorder) from over 20 meters, dedicated 2.4 GHz link
App Control
Bluetooth
Screen
Colour, 320 × 172
LEDs
Per-channel LEDs 1-4

Power & build

Power
Through the slot, or 4-pin Hirose-compatible 12-18 V
Power Consumption
To be confirmed
Dimensions
approx. 113 × 88 × 29 mm (H × W × D)
approx. 4.4 × 3.5 × 1.1 in (H × W × D)
Preliminary, from CAD: DB25 module fitted, antennas and SMA jacks not included
Weight
To be confirmed