The Pioneer DJ DM-40D-BT-W 4-Inch Bluetooth Desktop Monitor in white is a top - notch audio solution. With a new Class D amplifier and 4 - inch woofer in each unit, the DM series speakers produce balanced and punchy bass. They can even pump out extra power for a more immersive sound experience. Just flip a switch to switch between DJ mode and Production mode, and the DSP settings will automatically optimize the sound for each use case.
These speakers offer a 2 - way sound mode, ideal for both DJing and music production. You don't have to choose between monitors for different tasks. Simply select the mode you need, and focus on perfecting your mix.
Connecting various DJ or production equipment is a breeze. With RCA, mini jack, and newly added TRS input terminals, you can easily link DJ controllers, mixers, laptops, or soundcards. Connecting headphones is also simple via the front - panel socket, and the level knob is right in front of you.
The built - in Bluetooth technology allows you to wirelessly pair your smartphone, mobile device, or PC/Mac and play high - quality tracks.
Key features include pure and balanced bass from the 96kHz sampling DSP Class D amplifier. The updated DECO convex diffusers design provides crystal - clear high frequencies in all directions, giving you a wide sweet spot and 3D stereo sound. The perfectly aligned woofer and tweeter ensure clear sound across all frequencies. The grooves on the ducts reduce air friction for tight and punchy bass, even when the speakers are placed against a wall. The curved front edges offer maximum rigidity and minimum resonance for clean audio at any volume. The 4 - inch woofer can create powerful sound without distortion, even at high volumes.
Technical specifications: It's a 2 - way bass reflex, active monitor speaker with a 3/4” (19 mm) soft dome tweeter and a 4 - inch Fiberglass woofer. The package includes the DM - 40D - BT, power cord, audio converter cable (3.5 mm stereo mini plug to RCA), speaker cord, bottom cushion, quick start guide, precautions for use, and warranty. Dimensions vary for left and right channels, with weights of 2.5 kg/5.5 lbs (Lch) and 2.2 kg/4.9 lbs (Rch). Amplifier output is 19 W/4 Ω for each channel, with an impedance of 10 kΩ. It has a bass reflex enclosure made of MDF vinyl laminate, power consumption of 20 W, and standby power consumption of 0.3 W or less. Inputs include an RCA pin jack and a 3.5 mm stereo mini jack, and there's a 3.5 mm stereo mini jack output.

Using your Pioneer DJ DM - 40D - BT - W speakers is easy. First, unpack the box and find all the parts: the speakers, power cord, audio converter cable, speaker cord, bottom cushion, quick start guide, and warranty. Connect the power cord to the speakers and plug it into a power outlet. Then, use the audio converter cable to connect your device (like a DJ controller, laptop, or smartphone) to the speakers through the RCA or mini - jack input terminals. If you want to use Bluetooth, turn on the Bluetooth function on your device and pair it with the speakers.
To switch between DJ mode and Production mode, just flip the switch on the speakers. This will optimize the sound for your specific task.
When using headphones, plug them into the socket on the front panel and adjust the volume using the level knob in front of you.
Here are some important things to keep in mind. Don't place the speakers in a very hot or humid environment as it could damage the internal components. Also, avoid hitting or dropping the speakers.
For maintenance, gently wipe the speakers with a soft, dry cloth regularly to keep them clean. If there's any dust inside the speaker grilles, use a can of compressed air to blow it out carefully. And always unplug the speakers when not in use to save power and extend their lifespan.