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.
Room Size Suitability
The size of the room where you plan to use the OSD Nero MB5 is a crucial factor in your decision. We have assessed its suitability for various room sizes based on its dimensions and maximum power output:
| Listening Environment* |
Suitability |
| Near-field | Average |
| Small Room | Good |
| Mid-size Room | Average |
| Large Room | Poor |
| Very Large Room | Bad |
(* 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.
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. With a minimum frequency of 50 Hz, Nero MB5 delivers moderate bass depth so depending on your use case, you might want to consider adding a subwoofer to your system.
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
High Frequency
Bookshelf Speakers
Impedance and Sensitivity
OSD Nero MB5's nominal impedance level is
4 ohms and has a sensitivity of
90 dB.
Sensitivity
Bookshelf Speakers
Nominal Impedance of the 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 the 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:
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.
WeightThe 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
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 loudspeakers2 Grilles
Recommended Accessories
Here is a list of accessories that we think you may need for the OSD Nero MB5.
- Speaker Cable and Connectors
- Vibration Isolators: IsoAcoustics isolators more affordable options too.
- Acoustic Panels and Treatments: Your room is as important as your stereo equipment so acoustic treatments goes a long way in improving the overall performance.
- Speaker Stands: Stands bring your bookshelf speakers to ideal height (rule of thumb is to have the tweeter level with your ear in your listening position), helps stability and acoustical isolation.
Warranty
5 Years of parts warranty and 5 Years of labor warranty is generally provided by the manufacturer.