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OSD Nero MB5 Review
OSD Nero MB5

Main Features

  • 1" Soft-Dome Tweeter
  • 5.25" Fiberglass Woofer
  • 50-30k Hz Frequency Response
  • 90 dB Sensitivity
  • Impedance: 4ohms
  • Power Range: 100watts
  • Weight:12.00 lbs / 5.45 kg
  • Dimensions(HxWxD): 11-15/16"x7-5/16"x9-5/8" / 304.0 x 177.8 x 245.0mm
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OSD Nero MB5 Review

OSD Nero MB5 is a 2-way Passive Bass Reflex Bookshelf speaker by OSD. It features a 1" Soft-Dome Tweeter and 1 x 5.25" Fiberglass Woofer. The speaker has a frequency range of 50-30k Hz and a sensitivity of 90 dB.

What size of room is the OSD Nero MB5 speaker good for?

The size of the room in which you are planning to use the OSD Nero MB5 is an important decision factor. Here we have evaluated its suitability to various sizes of environments considering its size and max power parameters:

Listening Environment* Suitability
Near-fieldAverage
Small RoomGood
Mid-size RoomAverage
Large RoomPoor
Very Large RoomBad

(* Approximate Room sizes: Small < 100sq. ft / 9 m2, Mid-size: 100-220 sq. ft / 9-20 m2, Large 220-400 sq. ft / 20-36 m2, Very Large: > 400 sq. ft / 36 m2. Average Floor Height: 9" / 2.7m. Typical room sizes differ from country to country, and the actual listening experience changes depending on floor height, room shape, surface materials, listening position, speaker locations, etc.)


**This post contains affiliate links, and I will be compensated if you make a purchase after clicking through my links. As an Amazon Associate I earn from qualifying purchases.

What is the Frequency Response of the OSD Nero MB5 speaker?

OSD Nero MB5 has a Frequency response range of 50-30k Hz at ±3dB and Power Range of 100 watts. At a minimum frequency of 50 Hz, Nero MB5 will provide an average bass depth so depending on your use case, you may consider supplementing your system with a subwoofer.

Visit our Powered Subwoofers section to find out more about the available subwoofer options.
Here we have a comparison of how Nero MB5's Low and High frequency values compare with the average, max and min Low and High frequency values in its class.
Low Frequency
Bookshelf Speakers
OSD Nero MB5
Min
Average
Max
High Frequency
Bookshelf Speakers
OSD Nero MB5
Min
Average
Max


What are the Impedance and Sensitivity of the OSD Nero MB5? Is it an easy-to-drive speaker?

OSD Nero MB5's nominal impedance level is 4 ohms and has a sensitivity of 90 dB.

Sensitivity
Bookshelf Speakers
OSD Nero MB5
Min
Average
Max

Nominal Impedance of 4 Ohms means that the OSD Nero MB5 is a difficult to drive speaker from nominal Impedance perspective, make sure that you choose an amplifier than can provide 4 Ohms for this speaker.
Many AVRs (audio/video receiver) in the market may have difficulty when the speakers dip below the 4 Ohms levels (this may cause clipping or even physical damage), so we recommend to not pair the OSD Nero MB5 with an AVR but use an Integrated Amplifier instead.

Sensitivity

90dB of OSD Nero MB5 is an average sensitivity for stereo speaker so it is neither easy nor difficult to drive Sensitivity wise.

Check the amplifiers that are in a similar price range to the OSD Nero MB5:

  • Integrated Amps under USD
  • Integrated Amps under USD
  • Integrated Amps under 500 USD
  • All Integrated Amplifiers

Input Type

Nero MB5 features --- type connectors. Bi-amping and Bi-wiring are not possible.

OSD Nero MB5 External Dimensions and Weight

OSD Nero MB5 has external dimensions of (Height x Width x Depth) 11-15/16inch x 7-5/16inch x 9-5/8inch (304.0 x 177.8 x 245.0mm ).

Base Surface Area
Base surface area of a loudspeaker may become a determining factor when the space in your room or desk is limited. The base area of OSD Nero MB5 is approximately 435.6cm2 / 67.5inch2.

Weight

The OSD Nero MB5 weighs 5.45kg / 12lbs per piece. Here is a comparison of how Nero MB5's weight compares with the average, max and min weights in its class.

Weight
All Bookshelf Speakers
OSD Nero MB5
Min
Average
Max

Cabinet type and Materials

OSD Nero MB5 has a Bass Reflex type cabinet and a --- finish. Bass Reflex type loudspeakers (aka Ported, Vented or Reflex Port) have enclosures that uses a port, hole or vent cut into the cabinet. Ported designs are generally more efficient than the Sealed designs.

Available colors

OSD Nero MB5 is available in Black.

Wall Mounting

Nero MB5 doesn't sport any built-in mounting bracket, so you need an external structure to mount it on walls.

Does the OSD Nero MB5 come with a Grille?

Nero MB5 comes with grilles. The purpose of the grille is to protect the delicate driver elements from external impacts while still allowing the sound to pass as clearly as possible.

What's in the Box of OSD Nero MB5?

Here are the items that are included inside the box of Nero MB5:
  • 2 Bookshelf loudspeakers
  • 2 Grilles
  • Warranty

    5 Years of parts warranty and 5 Years of labor warranty is generally provided by the manufacturer.

    OSD Nero MB5 Alternatives in Passive Bookshelf Speakers
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    ELAC Debut 2.0 B6.2
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    Klipsch RP-500M
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    Wharfedale EVO4.1
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    Klipsch RP-400M
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    2-way 93 dB 8 ohms 52-25k Hz
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    2-way 85 dB 8 ohms 76-26k Hz
    KEF Q150
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    Frequently Asked Questions about OSD Nero MB5
    What is the External Dimensions of OSD Nero MB5
    What is the Speaker Sensitivity of OSD Nero MB5
    is the OSD Nero MB5 an easy to drive speaker?



    OSD Nero MB5 Detailed Specifications

    General
    BrandOSD
    Full Model NameOSD Nero MB5
    Speaker Type2-way Bookshelf
    Power Range100 watts
    Sensitivity90 dB
    Impedance4 ohms
    Frequency Response50-30k Hz
    DRIVERS
    Woofer Size5.25-inch
    Woofer CompositionFiberglass
    Woofer Surround---
    Tweeter Size1-inch
    Tweeter TypeSoft-Dome

    CONNECTIONS
    Connector Type---
    Biamp Inputs---
    PHYSICAL SPECS
    Height304.0mm ( 11-15/16-inch)
    Width177.8mm ( 7-5/16-inch)
    Depth245.0mm ( 9-5/8-inch)
    Height304.0mm ( 11-15/16-inch)
    Weight5.45kg ( 12.00 lbs)
    EnclosureBass Reflex
    Finish---
    Available ColorsBlack
    Recommended Stand Height---
    GrilleYes
    Moisture ResistanceNo
    OTHER
    Handheld RemoteNo
    Parts Warranty5 Years
    Labor Warranty5 Years
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