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.
90% have it
4. driver unit size
The driver unit is the component that produces sound in the device. Bigger drivers are more powerful and can produce better bass.
Sonos Sub: 152.40mm
5. 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.
53% have it
6. 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.
51% have it
WOWee One Slim: 92.40cm³
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.
61% 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.
84% have it
11. drivers count
A speaker driver is an individual transducer that converts electrical energy to sound waves. More drivers may result in better sound quality.
Eton Rukus XL: 8
12. has a rechargeable battery
The battery can be recharged and used over again.
63% have it
13. has a subwoofer
Devices with a subwoofer have a higher quality, deeper bass.
15% have it
Braven 850: 7mm
15. 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: 6 x 2250W
16. Can be used wirelessly
Wireless devices allow users more freedom of movement.
79% have it
17. battery power
JBL Xtreme: 10000mAh
18. 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
19. built-in subwoofer size
Bigger subwoofers are capable of producing deeper bass sounds.
Soundcast OutCast: 203mm
20. charge time
The time it takes to fully charge the battery.
WOWee One Slim: 0.50h
21. 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
22. number of microphones
More microphones result in better sound quality and enable the device to filter out background noise.
Creative Sound Blaster Axx 200: 4
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.
Killer Concepts Rocksteady XS: 3Ohms
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.