There is a control panel on the device body, so you can easily access the volume control or remote without having to interact with a cable or another device it's connected to.
The driver unit is the component that produces sound in the device. Bigger drivers are more powerful and can produce better bass.
A speaker driver is an individual transducer that converts electrical energy to sound waves. More drivers may result in better sound quality.
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Device is protected with extra seals to prevent failures due to any kind of weather.
A remote control allows you to control the device remotely. The remote control can be included or optional.
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Devices with stereo speakers deliver sound from independent channels on both left and right sides, creating a richer sound and a better experience.
Devices with a subwoofer have a higher quality, deeper bass.
The battery can be recharged and used over again.
The device can connect to WiFi.
An auxiliary input allows you to play other audio sources by connecting them through a simple audio connection like a 3.5mm jack, i.e for MP3 or portable DVD/CD player.
With a standard mini jack socket, you can use the device with most headphones.
A standard 3.5mm male connector is suitable for use with all MP3 players and computer sound cards.
Wireless devices allow users more freedom of movement.