Bang & Olufsen Beolit 12
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
The driver unit is the component that produces sound in the device. Bigger drivers are more powerful and can produce better bass.
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
3 x 40W
Audio output power is based on the number of speakers and their power in watts. High audio output power results in loud, clear sounds.
Devialet Silver Phantom Gold
2 x 2250W
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.
More microphones result in better sound quality and enable the device to filter out background noise.
Amazon Echo Show
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 more USB ports, you are able to connect more devices.
AirPlay allows wireless connection of Apple devices with external screens or speakers. You may stream computer screen, video and music from iOS devices, play games like on consoles or present your slideshows easily on your TV.
Ethernet is a local area network technology.
Wireless devices allow users more freedom of movement.