The driver unit is the component that produces sound in the device. Bigger drivers are more powerful and can produce better bass.
Sony SRS-X77: 462mm
4. control panel placed on a device
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.
89% have it
5. has stereo speakers
Devices with stereo speakers deliver sound from independent channels on both left and right sides, creating a richer sound and a better experience.
52% have it
Sony Ericsson MS430: 67g
WOWee One Slim: 92.4cm³
8. drivers count
A speaker driver is an individual transducer that converts electrical energy to sound waves. More drivers may result in better sound quality.
Vifa Stockholm: 8
9. supports Bluetooth pairing using NFC
Device supports fast Bluetooth pairing using NFC so it can communicate with other devices over Bluetooth. You can fastly pair devices without entering a code by simply holding one device next to the device with which it is to be paired.
27% have it
10. has an AUX input
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.
81% have it
11. can be controlled remotely
A remote control allows you to control the device remotely. The remote control can be included or optional.