Optoma NuForce BE Free8
Optoma NuForce BE Free8
Top 35%823 points
Top 35%
Top specs and features

Optoma NuForce BE Free8 review: 21 facts and highlights

1. highest frequency

The highest frequency at which device produces audio. The higher the high-frequency response, the clearer and crispier the treble.
20000Hz
Sony MDR-Z1R: 120000Hz

2. lowest frequency

The lowest frequency at which the device produces audio. The lower the low-frequency response, the stronger and juicier the bass.
20Hz
Sony MH1CBLK: 1Hz

3. weight

45g
Sony MDR-EX150AP: 3g

4. impedance

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.
32 Ohms
Flips Solo 2 Social: 4 Ohms

5. sound pressure level

Devices with a higher sound pressure level are generally louder when supplied with any given audio source.
92dB/mW
AKG K553 Pro: 144dB/mW

6. no battery needed

This device works without batteries. It weighs less and you don't have to worry about recharging or replacing the battery.
Optoma NuForce BE Free8
66% have it

7. 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.
Optoma NuForce BE Free8
76% have it

8. can be used as a headset

A headset is one headphone or pair with a built-in microphone. Headsets can be used for applications which require communication i.e. Skype, games with voice chat, mobile phones etc.
Optoma NuForce BE Free8
47% have it

9. Can be used wirelessly

Wireless devices allow users more freedom of movement.
Optoma NuForce BE Free8
27% have it

10. 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.
6mm
Audeze LCD2 Classic: 106mm

11. 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.
Optoma NuForce BE Free8
20% have it

12. travel bag is included

The device comes with its own special case or pouch, which is useful for safe transportation.
Optoma NuForce BE Free8
64% have it

13. has included ear pads

Allows you to change ear pads without buying new ones.
Optoma NuForce BE Free8
44% have it

14. number of microphones

More microphones result in better sound quality and enable the device to filter out background noise.
2
Parrot Zik Sport: 8

15. has a rechargeable battery

The battery can be recharged and used over again.
Optoma NuForce BE Free8
21% have it

16. Bluetooth version

4.1
Syllable D15: 5

17. longer battery life

The device's battery life (when in use) as given by the manufacturer. With a longer battery life you have to charge the device less often.
4h
Sennheiser PXC 480: 50h

18. maximum Bluetooth range

The device can connect at a greater distance via Bluetooth or infrared to another device.
10m
Fiil Canviis Pro: 100m

19. Weather sealed

Device is protected with extra seals to prevent failures due to any kind of weather.
Optoma NuForce BE Free8
6% have it

20. has a removable battery

The battery is removable and can be replaced by the user if broken.
Optoma NuForce BE Free8
6% have it

21. has an earbud form

The earbud form is ultracompact and lightweight, with little or no interference with earrings, spectacles, hats, or hairstyles. For some people it is more comfortable than in-ear form.
Optoma NuForce BE Free8
5% have it

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