Ultimate Ears Roll 2
Top 28%118 points
Top 28%
1.Lowest frequency
2.Highest frequency
3.Sound pressure level
4.Driver unit size
Top specs and features
Lowest frequency
Number of bluetooth speakers
LowMidHigh
Top 67%
15 bluetooth speakers
93Hz - 114Hz
NaN% of all bluetooth speakersYes
No

Ultimate Ears Roll 2: 24 facts and highlights

1. height

135mm
Soundmatters FoxL DASH7: 19mm

2. width

135mm
Scosche boomBOTTLE mini: 34.50mm

3. 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.
51mm
Sonos Sub: 152.40mm

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.
Ultimate Ears Roll 2
90% have it

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.
Ultimate Ears Roll 2
52% have it

6. weight

330g
Sony Ericsson MS430: 67g

7. volume

729cm³
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.
108Hz
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.
Ultimate Ears Roll 2
61% 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.
3
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.
Ultimate Ears Roll 2
84% have it

12. maximum bluetooth range

The device can connect at a greater distance via bluetooth / infrared to another device.
20m
Sol Republic Deck: 91m

13. thickness

40mm
Braven 850: 7mm

14. Weather sealed

Device is protected with extra seals to prevent failures due to any kind of weather.
Ultimate Ears Roll 2
15% have it

15. Can be used wirelessly

Wireless devices allow users more freedom of movement.
Ultimate Ears Roll 2
79% have it

16. sound pressure level

Devices with a higher sound pressure level are generally louder when supplied with any given audio source.
85dB/mW
Beacon Audio Blazar: 450dB/mW

17. charge time

The time it takes to fully charge the battery.
5.50h
WOWee One Slim: 0.50h

18. highest frequency

The highest frequency at which device produces audio. The higher the high-frequency response, the clearer and crispier the treble.
20000Hz
Bose SoundLink Air: 60000Hz

19. number of microphones

More microphones result in better sound quality and enable the device to filter out background noise.
0
Creative Sound Blaster Axx 200: 4

20. USB ports

With more USB ports, you are able to connect more devices.
1
JBL Xtreme: 2

21. warranty period

When covered under the manufacturer’s warranty it is possible to get a replacement in the case of a malfunction.
2
Monitor Audio Airstream S300: 5

22. multipoint count

Multipoint allows you to link to more Bluetooth devices and switch between them. For example you can easily switch calls from one device to another without having to manually disconnect and reconnect.
8
Ultimate Ears Roll 2: 8

23. Is dustproof and water resistant

Dustproof / water resistant at depth equal to or greater than 1m.
Ultimate Ears Roll 2
3% have it

24. supports a remote smartphone

This technology allows the users to use their smartphone as a remote control for the device.
Ultimate Ears Roll 2
4% have it

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