Marshall is a brand of audio equipment, most well known for their guitar amplifiers. They also manufacture a variety of speakers, including portable Bluetooth speakers and home audio systems. Some features that may be available on Marshall speakers include:

* Bluetooth connectivity: Many Marshall speakers have Bluetooth technology, allowing you to wirelessly stream audio from your phone, tablet, or computer.
* Multiple inputs: Some Marshall speakers have multiple input options, such as 3.5mm auxiliary and RCA inputs, so you can connect a variety of devices.
* Voice control: Some Marshall speakers have built-in voice assistants, such as Amazon Alexa or Google Assistant, which allow you to control the speaker using voice commands.
* Water resistance: Some Marshall speakers are water-resistant, making them suitable for outdoor use or for use near water.
* Customizable sound: Some Marshall speakers have adjustable EQ settings, allowing you to customize the sound to your preference.
* Long battery life: Many Marshall speakers have long battery life, allowing you to use them for extended periods of time without needing to recharge.