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About This ItemsELECOM bitra Silent Trackball Mouse Bluetooth 2.4GHz Wireless Black M-MT2MRSABKProduct Overview

The ELECOM bitra M-MT2MRSABK is a compact, portable finger-operated trackball mouse designed for comfortable and precise cursor control.

Despite its small size, it features a large 34 mm trackball, silent switches, 5 buttons, and dual wireless connectivity via Bluetooth Low Energy and 2.4GHz wireless.

It can connect to two devices and switch between them easily, making it ideal for working across multiple computers, tablets, or mobile devices.

Key Features

• Compact and portable mobile trackball mouse

• Index-finger operated trackball design

• Large 34 mm trackball for smooth cursor movement

• Silent switches reduce clicking noise

• 5 buttons, including wheel button

• 750 DPI sensor resolution

• Supports both:

  • Bluetooth Low Energy

  • 2.4GHz wireless via USB multi-pairing

    • 1 device via 2.4GHz wireless

    • 1 device via receiver can be stored inside the mouse

    • Includes a dedicated protective carrying pouch

    • Forward and Back buttons for convenient web browsing

    • Button functions can be customized using ELECOM Mouse Assistant software

    • Easy-to-remove trackball for cleaning and maintenance

    • Suitable for home, office, and mobile use

    Connectivity

    The mouse supports two wireless connection methods:

    2.4GHz Wireless

    • USB-A receiver included

    • Connection range: up to approximately 10 m, depending on the environment

    Bluetooth Low Energy

    • Can connect without using the wireless receiver

    • Convenient for laptops and tablets with limited USB ports

    A switch allows you to move between the two connected ELECOM

  • Series: bitra

  • Model: M-MT2MRSABK

  • Color: Black

  • Type: Trackball Mouse

  • Operation: Index Finger

  • Connection: 2.4GHz Wireless / Bluetooth Low Energy

  • USB Connector: USB-A

  • Sensor: Optical sensor with IR LED

  • Resolution: 750 DPI

  • Buttons: 5

  • Wheel: 1

  • Trackball Diameter: Approx. 34 mm

  • Support Bearing: Synthetic Ruby

  • Wireless Frequency: 2.4 GHz

  • Wireless Range: Up to approx. 10 m

  • Device Switching: 2 devices

  • Receiver Storage: Yes

  Compatibility

  USB 2.4GHz computers with a USB & Weight

  Trackball Mouse

  • Approx. W62 × D94 × H40 mm

  • Approx. 83 g (without battery)

  Wireless Receiver

  • Approx. W15 × D18 × H6 mm

  • Approx. 2 g

  Carrying Pouch

  • Approx. W95 × D125 × H55 mm

  • Approx. 106 g

  Power

  • Requires 1 × AAA battery

  • Compatible with alkaline, manganese, or Ni-MH rechargeable AAA batteries

  • Battery life: up to approximately 9 months with an alkaline battery, depending on usage

  • Includes 1 test-use AAA alkaline battery

  Included Items

  • Trackball mouse × 1

  • Wireless receiver × 1

  • Dedicated carrying pouch × 1

  • AAA alkaline battery for testing × 1

  Additional Features

  • Battery level indicator

  • Power switch on the bottom

  • Dedicated protective pouch with shock-absorbing material

  • Pouch can also hold a spare battery

  • Compatible replacement trackballs are available check the listing photos carefully for the exact condition and included contents.

    Shipping

    The item will be carefully packaged to help protect the mouse, receiver, and carrying pouch during international shipping.

    Tracking information will be provided after shipment.

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    Shipping

    To the US, we ship via SPEED PACK, UPS, or DHL.

    To countries outside the US, we ship via Japan Post, UPS, or DHL.

    Payment

    We usually ship within 6〜10 business days of receiving cleared payment.

    
    

    International Buyers - Please Note:To U.S. Buyers:This product is priced on a DDP basis, including all duties, taxes, and customs clearance fees. No additional charges will be required upon delivery.
    Please note that this may not apply to orders exceeding $2,500 USD per transaction (including shipping) or to items covered by the Authenticity Guarantee.
    For Buyers Outside the U.S.:
    Import duties, taxes, and charges are not included in the item price or shipping charges. These costs are the buyer’s responsibility. Please check with your country’s customs office to determine what these additional costs will be prior to offerding/buying.
    We do not mark merchandise values below value or mark items as "gifts" – U.S. and International government regulations prohibit such behavior.