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    • Support · Speakers · Unit-4 · What is the difference between UNIT-4 models?

    What is the difference between UNIT-4 models?

    UNIT-4 was released in 2026. It includes X04 and charges by USB-C. UNIT-4 (Model: MKI) was released in 2023. It includes X02 and charges by DC. Both work with X04 and X02.

    Key facts

    UNIT-4UNIT-4
    ModelMKIIMKI
    Released20262023
    Transmitter in the boxX04X02
    Also works withX04 and X02X04 and X02
    ChargingUSB-CDC
    In the boxtwo UNIT-4, 2 USB-C power supplies, 1 carry case, 1 X04two UNIT-4, 2 power supplies, 2 protective pouches, 1 X02

    UNIT-4 is sold in black and white. The sound, the buttons, and the 20 hour battery are the same.

    UNIT-4 pair

    UNIT-4 (Model: MKI) pair

    Products referenced in this article

    UNIT-4
    X04 - Transmitter
    X02 Transmitter

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