Mionix Castor RGB Ergonomic Optical Gaming Mousesearch

Mionix Castor RGB Ergonomic Optical Gaming Mouse

Mionix Castor RGB Ergonomic Optical Gaming Mouse

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6-Button, PMX-3310 Sensor & Right-Handed Design

The Castor RGB Gaming Mouse from Mionix is the latest high-end mouse in the company's highly reviewed series of gaming mice. Sharing its name with the second brightest star in the Gemini constellation, the Castor mouse is a six-button, multi-colored mouse boasting an ergonomic right-handed design and the best optical sensor available on the market.

Note: This drop has limited quantities available.

Castor Design Features

Designed for right-handed gamers, the Castor features dedicated grooves to fit the user’s pinkie and ring fingers, and four layers of rubber coating for additional comfort. The unique design of the mouse is able to support a claw, palm, or fingertip grip for enhanced versatility. Six programmable buttons are also featured in the Castor’s design, as well as two integrated LEDs that have shift, solid, blinking, pulsating, and breathing effects and up to 16.8 million color options. Large black PTFE feet and a gold-plated, full-speed USB connection for plug-and-play application are also highlights of the Castor.

Mionix Aurora Lighting
Maximum Grip

Software & Sensor Details

The Castor is equipped with a PMW-3310 gaming-grade IR-LED optical sensor sporting smooth tracking, up to 10,000DPI, adjustable liftoff distance, a max speed of approximately 5.4 m/sec (215 IPS), and no positive or negative hardware acceleration. There is 128 kb of built-in memory to hold up to five saved profiles. The mouse is also fitted with adjustable angle shaping and tuning, an LOD calibration tool, and SQAT (Surface Quality Analyzer Tool).

Lightning Fast Processor
Zero Acceleration Sensor

Crafted Comfort


  • 32bit ARM Processor running at 32Mhz
  • PMW – 3310 gaming grade IR-LED optical sensor
  • 128 kb of built-in memory
  • Four-layer rubber coating
  • Six programmable buttons
  • Three steps in-game DPI adjustment
  • Two integrated LEDs
  • Large black PTFE mouse feet
  • Gold Plated, Full speed USB 2.0 connection with Plug and Play
  • Cable 2m long PVC cable with cable reinforcer

Sensor Specification

  • PMW – 3310 gaming grade IR-LED optical sensor
  • Up to 10,000DPI (5000DPI Native)
  • MAX tracking speed of at least 5.45 m/sec (215 IPS)
  • No positive or negative hardware acceleration
  • Adjustable Lift Off Distance

Software Features

  • 128 kb built-in memory
  • Adjustable X / Y Axis
  • Pooling rate: Adjustable in four steps up to 1000Hz
  • Live record macro manager
  • Customize RGB manger
  • Angle Snapping
  • Angle Tuning
  • LOD Calibration tool
  • S.Q.A.T™ – Surface Quality Analyzer Tool
  • Lift-off distance (LOD) Calibration feature

Dimensions & Weight

  • 4.8 x 2.77 x 1.58 in (122.46 × 70.42 × 40.16 mm)
  • Netto (w/o cable): 3.3 oz (93.8 g)
  • Netto (cable incl.): 5 oz (141.5 g)


  • Mionix Castor
  • Mionix logo sticker
  • Quick installation guide
  • 1 Year Manufacturers Warranty


All orders will be shipped by Massdrop.

Estimated ship date is Nov 13, 2017 PT.

After the drop ends, payment will be collected and the group’s order will be submitted to the vendor up front, making all sales final. Check the discussion page for updates on your order.