ALPHATHETA DDJ-FLX2
A compact controller to start mixing with confidence
The AlphaTheta DDJ-FLX2 is a lightweight two-channel DJ controller for learning, practising and playing at home. Connect compatible devices over USB-C, use the jog wheels and performance pads, and shape transitions with Smart Fader and Smart CFX.
Move between tracks more smoothly
Smart Fader automatically adjusts volume, bass and BPM to help create smoother transitions.
Shape your sound with one control
Smart CFX combines effects for quick transitions and creative changes. Function names and operations can vary by DJ application.
Practise at home or take it along
The DDJ-FLX2 weighs 1.2 kg and measures 383.2 × 208 × 48.2 mm, keeping a two-channel setup compact.
The DDJ-FLX2 is the ideal DJ controller for beginners and professionals, packed with powerful features for a seamless DJing experience.
- Wide software compatibility: Fully supports rekordbox, djay, and Serato DJ Lite/Pro (license required).
- Music streaming ready: Access tracks from platforms like Beatport Streaming, Beatsource Streaming, SoundCloud Go+/DJ, TIDAL, and Apple Music (via djay).
- Smart mixing features: Includes Smart CFX and Smart Fader for smooth transitions and dynamic effects.
- Compact and portable: Lightweight design (1.2 kg) makes it easy to carry to gigs or practice sessions.
- Plug-and-play setup: USB bus-powered for easy use without additional adapters.
Compatible Software
- rekordbox:
- Mac/Windows
- iOS/Android
- djay:
- djay Pro for Mac/Windows
- djay for iOS/Android
- Serato DJ:
- Serato DJ Lite
- Serato DJ Pro (license required)
Specifications
- Frequency Response: 20 Hz – 20 kHz
- S/N Ratio: 102 dB
- Outputs: MASTER (3.5 mm stereo mini jack), PHONES (3.5 mm stereo mini jack)
- Bluetooth: Low Energy, range approximately 10 m
- Power Supply: USB bus power
- Dimensions: 383.2 × 208 × 48.2 mm
- Weight: 1.2 kg
The DDJ-FLX2 also includes built-in tutorials and guides, making it a great choice for beginners eager to learn the craft of DJing.
The essentials
| Channels | 2-channel DJ controller |
|---|---|
| Compatible software | rekordbox, djay Pro, Serato DJ Lite/Pro and Traktor Play |
| Streaming services | Apple Music, Beatport Streaming, SoundCloud Go+/DJ, Spotify and Tidal (app/region dependent) |
| USB | USB Type-C × 1 |
| Bluetooth | Bluetooth Low Energy; 2.4 GHz; approx. 10 m unobstructed |
| Audio outputs | Master and headphone outputs, each 3.5 mm stereo mini jack |
| Frequency response | 20 Hz–20 kHz (USB) |
| Signal-to-noise ratio | 102 dB (USB) |
| Total harmonic distortion | 0.006% (USB) |
| Power | USB bus power; DC 5 V, 500 mA |
| Dimensions (W × D × H) | 383.2 × 208 × 48.2 mm |
| Weight | 1.2 kg |
| Included accessory | USB-C to USB-C cable |
The 383.2 × 208 × 48.2 mm dimensions and 1.2 kg weight are for the controller itself, not the shipping carton. Warranty materials vary by region.
In the box
- AlphaTheta DDJ-FLX2 controller
- USB Type-C to USB Type-C cable
- Quick Start Guide
- Precautions for Use
- Warranty documentation in some regions
A supported phone, tablet, PC or Mac and compatible DJ software are separate requirements. Speakers, headphones, microphone and any adapter, additional cable or mobile power supply are not included unless Silent Noise states otherwise.
A few things to know.
Which DJ apps are compatible with the DDJ-FLX2?
AlphaTheta lists rekordbox, djay, Serato DJ Lite, Serato DJ Pro and Traktor Play. Serato DJ Pro requires a license. Available functions and device support vary by app.
Can I use the DDJ-FLX2 with a smartphone or tablet?
Yes, it supports compatible iPhone, iPad and Android setups. USB-C connections, Bluetooth MIDI and power requirements differ by device, so check the official setup guide for your exact device.
What is included with the controller?
AlphaTheta lists a USB-C to USB-C cable, Quick Start Guide, Precautions for Use and warranty documentation in some regions. Confirm local package details with Silent Noise.























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