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 that surrounds the user from left and right side, creating a richer sound and a better experience.
52% have it
WOWee One Slim: cm³
7. has a detachable cable
With a detachable cable you can use alternative cables, and if the cable is pulled it will pop out instead of breaking.
54% have it
8. lowest frequency
The lowest frequency at which the device produces audio. The lower the low-frequency response, the stronger and juicier the bass.
Samsung WAM750: 8Hz
9. is an active speaker
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.
65% have it
10. 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
11. 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.
83% have it
12. has a rechargeable battery
The battery can be recharged and used over again.
64% have it
Huawei AM10: 4.6mm
14. audio output power
Audio output power is based on the number of speakers and their power in watts. High audio output power results in loud, clear sounds.
2 x 9W
Devialet Silver Phantom Gold: 2 x 2250W
15. has a subwoofer
Devices with a subwoofer have a higher quality, deeper bass.
18% have it
16. battery power
JBL Xtreme: 10000mAh
17. Can be used wirelessly
Wireless devices allow users more freedom of movement.
79% have it
18. highest frequency
The highest frequency at which device produces audio. The higher the high-frequency response, the clearer and crispier the treble.
Bose SoundLink Air: 60000Hz
19. charge time
The time it takes to fully charge the battery.
WOWee One Slim: 0.5h
20. number of microphones
More microphones result in better sound quality and enable the device to filter out background noise.
Apple HomePod: 6
21. sound pressure level
Devices with a higher sound pressure level are generally louder when supplied with any given audio source.
Beacon Audio Blazar: 450dB/mW
22. built-in subwoofer size
Bigger subwoofers are capable of producing deeper bass sounds.
Sony SRS-X88: 688.6mm
Signal-to-noise ratio is a measure that compares the level of a desired signal (meaningful information) to the level of background noise (unwanted signal), the bigger the less perceived noise.
Libratone Loop: 99dB
Impedance is the device’s electrical resistance to the current being pushed through it. The lower the impedance, the easier it is to get higher volume and requires less power.