ION Road Rocker
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.
A speaker driver is an individual transducer that converts electrical energy to sound waves. More drivers may result in better sound quality.
Vifa Stockholm 2.0
Meridian Explorer 2
With a detachable cable you can use alternative cables, and if the cable is pulled it will pop out instead of breaking.
Soundmatters FoxL DASH7
Meridian Explorer 2
Devices with stereo speakers deliver sound from independent channels on both left and right sides, creating a richer sound and a better experience.
The lowest frequency at which the device produces audio. The lower the low-frequency response, the stronger and juicier the bass.
An amplifier is integrated into the device. An audio amplifier takes a small signal and makes it bigger without making any other changes in it which results in better sound, so any sound source can be connected to speakers.
The highest frequency at which device produces audio. The higher the high-frequency response, the clearer and crispier the treble.
Bose SoundLink Air
More microphones result in better sound quality and enable the device to filter out background noise.
Amazon Echo Show
An indicator shows you when the device has low battery.
The battery can be recharged and used over again.
The time it takes to fully charge the battery.
WOWee One Slim
Bluesound Pulse 2i
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.
The device can connect at a greater distance via Bluetooth or infrared to another device.
Sol Republic Deck
A standard 3.5mm male connector is suitable for use with all MP3 players and computer sound cards.
A microphone port allows connecting external high-end or specialized microphones.
Wireless devices allow users more freedom of movement.