Gemini GMX DJ-controller

Gemini GMX DJ Controller — Standalone USB Playback and Software Control

The Gemini GMX is a two-channel media player and DJ controller that works two ways: drop MP3, WAV, or AAC files onto a USB stick and mix without a laptop, or plug into a computer and run VirtualDJ, Serato, or Traktor. VirtualDJ LE V8 ships in the box. The GMX is the right choice for DJs who need one piece of gear covering both standalone and software workflows.

What Sets the Gemini GMX Apart

What makes this controller stand out is its dual-mode design — a fully mappable MIDI surface for any DJ software, paired with standalone USB playback that reads files directly from a thumb drive. The 24-bit USB audio interface runs at 44.1 kHz, giving the GMX enough headroom for club-grade monitoring. Two integrated displays show waveforms and track info on the unit itself.

Two-Channel Mixer with 3-Band EQ and Filter

The mixer section runs two channels, each with its own gain, 3-band EQ (high, mid, low), and filter knob, plus a dedicated crossfader. This layout mirrors club-standard mixers.

• Channels: 2 channels — standard two-deck setup with crossfader
• EQ per channel: 3-band (high, mid, low) — shape tone without external processing
• Filter: per-channel filter knob — sweep high-pass and low-pass effects live

24-Bit USB Audio Interface and Pro-Grade I/O

The built-in USB MIDI interface handles control data and audio at 24-bit resolution, so the GMX doubles as the computer's sound card when connected to DJ software.

• Audio interface: 24-bit USB, 44.1 kHz — doubles as the computer's sound card
• Master and booth outputs: XLR balanced, RCA, RCA booth — feed any PA plus separate monitor mix
• Headphone and mic: 1/4" and 1/8" headphone jacks, 1/4" mic in — works with any monitoring setup

Touch-Sensitive Jog Wheels, 8 Performance Pads, Road-Ready Build

The high-resolution mechanical jog wheels respond to finger placement — pressing the top of the platter activates scratch mode, while the side acts as a nudge for beat-matching. Eight rubber performance pads sit below the wheels, switchable between Hot Cue, Auto Loop, Reverse, and Filter modes.

• Jog wheels: touch-sensitive, high-resolution mechanical — scratch, nudge, and beat-juggle
• Performance pads: 8 pads, 4 modes — Hot Cue, Auto Loop, Reverse, Filter per deck
• Build: 3 kg, 514 x 281 x 64 mm — slim profile fits a 12" laptop bag

Who Should Buy the Gemini GMX

The Gemini GMX is the right choice for beginner and intermediate DJs who want real jog wheels and pads without being locked into a laptop-only workflow. Mobile DJs will appreciate the standalone USB playback — a forgotten laptop cannot cancel a gig when a USB stick loaded with MP3, WAV, or AAC files can start the set. Home producers benefit from the fully mappable MIDI surface.

Gemini Sound — Pro Audio Gear for DJs Since 1974

Gemini Sound has been building loudspeakers and DJ equipment since 1974, supplying working DJs and event hosts with road-ready gear. The GMX continues that tradition by packing standalone USB playback, MIDI control, and a 24-bit audio interface into a single 3 kg chassis.