The DB-90 Dr. Beat from BOSS is a metronome that is loaded with sound and drum patterns to make your practice session less mundane and more musical. It can be used by musicians, students, or teachers in applications for sight-reading, ensemble playing, rehearsals, and more.

The DB-90 Dr. Beat features a rhythm coach function with an onboard mic, a reference-tone function for tuning, an instrument input, MIDI input, and other handy tools to make learning fun and effective. Some other features include the following: Quick rhythm customizing with Note Mixing function, dedicated Sliders, Buttons, Rotary Dial, and a large backlit LCD for user-friendly operation.

In addition, there are four metronome sounds including a human voice-counting sound. A Reference Tone function makes it easy to verify tuning by ear. The DB-90 is built with inputs jacks for guitar and bass instruments that let you monitor the instruments using standard headphones.

Finally, the DB-90 Dr. Beat includes a soft case, a 9V battery, and a BOSS M8 nut so you can attach it to a cymbal stand (sold separately).

Variety of Rhythm & Dance Patterns    Rhythm Customizing with Note Mixing    4-Metronome Sounds    Large LCD Backlit Display    Reference Tone Function    Rhythmic Coach    Memory Storage for Up to 60 Settings    Headphone Monitoring

The Note Mixing function allows you to instantly create a variety of beats by adjusting the levels of five different note values. Front-panel sliders, buttons, and a large rotary dial provide instant, hands-on access to edit parameters

This innovative follow-along feature has four training modes to help build your accuracy, speed, and endurance. With the DB-90's onboard microphone, you can use the Rhythm Coach functions with acoustic drums, or plug a Roland V-Pad into the Trigger input (sold separately). Play along, and chart your progress

Guitarists and bassists can directly plug into the DB-90 without any other gear required, and monitor via connected headphones

You can store up to fifty different metronome setting and ten different reference tone setting

configurations in the memory

Turns the unit off after 60 minutes of inactivity

Related Questions and Answers

Q: 1. The picture shows the shoulder strap attachments on one side. Are there attachments on the other side, so you can carry it level?

A: The best way I can answer is that the strap does form a bit of a cross cross but sits level on your shoulder. I bought this bag for airline travel to carry on. It's a great bag, but a bit too big for commuter flights. I was disappointed because it's a great bag otherwise.

Q: 2. Is it waterproof?

A: The Sachtler Dr. Bag - 3 (BH #SADRB3 • MFR #SC003) is water repellent but not fully waterproof.

Q: 3. Can this hold the ursa mini 4.6k?

A: I have my 4.6K in the Dr Bag3 with the Canon 24-70 and the big Anton Bauer Cine battery mounted. The Handle is on top of the camera. I have a Sound Devices MixPre6 strapped in. There's a shotgun mic laying in there on top a bag holding a usb power brick and my wireless transmitter and receiver. Iy all fits nicely. I also like the detachable cart for those times I have to go a long way. The way it opens give you a lot of room to work out of the bag quickly. It seems durable and very well made.

Q: 4. I have this Dr Bag 3-how does it compare in size against the Shape Camera bag?

A: The Sachtler Dr. Bag - 3 measures 22.8 x 15.4 x 12.6" / 58 x 39 x 32cm externally with internal dimensions of 17.3 x 9.3 x 8.3" / 44 x 23.5 x 21cm, while the SHAPE Camera Bag with Removable Pouches, B&H # SHSBAG, has dimensions of 20 x 12 x 12" / 50.8 x 40.64 x 30.48cm externally and internal dimensions of 20 x 11 x 10" / 50.8 x 39.37 x 27.94cm.

Q: 5. Will this work with a sony FS7?

A: It will depend on how you have it rigged. The internal dimensions are: 25.6 x 11.0 x 12.4

Q: 6. I have the Snaplock Trolley for this bag but when the bag is full it tends to tip over. Any other option to wheel it? Thank you.

A: No, the Sachtler Dr. Bag - 5 does not offer wheels of any kind.

Q: 7. How many internal dividers does it come with? The photo shows only two. Thanks

A: This bag comes with just two internal dividers. As noted in my review, storage in pockets is rather skimpy, but for my purposes, the bag serves me well. I use it to carry a fully rigged DSLR.

Q: 8. will it hold a fully rigged Mamiya RZ67 with back and lens and some accessories?

A: This case has interior dimensions of 17.3 x 9.3 x 8.3 . We would think it will fit your camera, but you will want to actually measure it out with everything attached to make sure before you purchase it.

Q: 9. Has anyone taken this as a carry on? Does anyone give you a hard time about it? Seems like it's right on the threshold of being OK.

A: While you will want to check with the airline you are flying with, carry-on luggage tends to be 22 x 14 x 9 inches. This bag has exterior dimensions of 22.8 x 12.6 x 15.4". It is just a bit over the standard size.

Q: 10. what is the actual interior height of this bag? If the height is not tall enough, is there a similar model with more interior height?

A: 10 1/2 inches at the peak (zipper). I am able to put a Canon C300 mark II with top handle attached in the bag -- it is snug, but not a problem.