Bubuka
Thank you for choosing the DOSS Extreme Boom Pro D300 Bluetooth Speaker. This manual provides essential information for setting up, operating, and maintaining your speaker to ensure optimal performance and longevity. Please read this manual thoroughly before use.
Naon dina Box
- DOSS Extreme Boom Pro D300 Bluetooth Speaker
- Kabel Ngecas USB-C
- Manual pangguna (dokumén ieu)
Produk Leuwihview
The DOSS Extreme Boom Pro D300 is a powerful portable Bluetooth speaker designed for immersive stereo sound and versatile use. It features intuitive controls, robust construction, and dynamic lighting effects.
Kontrol jeung palabuhan
The speaker features a top-panel control interface for easy operation and a rear panel for various connectivity options.
- Panel luhur: Power, Play/Pause, Volume Up/Down, Mode, Lighting Effects, 3-Mode EQ, TWS Pairing. These buttons offer tactile feedback and are positioned for natural thumb's reach.
- Panel Pungkur: USB-C input (for charging), USB-A output (for power bank function), AUX input, TF-Card slot (for direct playlist access). These ports are protected by a sealed cover to maintain the speaker's waterproof rating.

Gambar: Top view of the DOSS Extreme Boom Pro D300 speaker, highlighting the control buttons for power, mode, volume, play/pause, and extra bass. The handle is visible at the top.

Image: Close-up of the DOSS Extreme Boom Pro D300's rear panel, showing the DC IN (USB-C), USB-A, AUX, and TF-CARD ports, protected by a rubber flap.
Disetél
Ngahurungkeun/Pareuman
- Press and hold the Power button on the top panel for 2 seconds to turn the speaker on or off.
Papasangan Bluetooth
- Turn on the DOSS Extreme Boom Pro D300 speaker.
- Lampu indikator Bluetooth bakal hurung, nunjukkeun dina modeu papasangan.
- On your device (smartphone, tablet, etc.), enable Bluetooth and search for "Extreme Boom Pro D300".
- Select the speaker to connect. A solid Bluetooth indicator light confirms successful pairing.
Papasangan Stereo Nirkabel Sejati (TWS)
Connect two DOSS Extreme Boom Pro D300 speakers wirelessly for an immersive stereo sound experience.
- Hurungkeun duanana spiker.
- Select one speaker as the primary speaker and press its TWS button.
- Once paired, the TWS light of the primary speaker will turn solid orange, and the secondary speaker will flash orange slowly.
- Find "Extreme Boom Pro D300" on your Bluetooth device and connect it.
Parentah Operasi
Kadali dasar
- Puter / Reureuh: Pencét tombol Play / Reureuh sakali.
- Volume Kaluhur/Turun: Pencét tombol '+' atawa '-'.
- Lagu Salajengna / Saméméhna: Press and hold the '+' or '-' buttons.
- Tombol Mode (M): Press to switch between Bluetooth, AUX, and TF-Card/USB playback modes.
Pro EQ Modes
The speaker offers three distinct EQ modes to customize your audio experience:
- Modeu Normal: pro sora saimbangfile for everyday listening.
- Modeu Bass: Enhanced bass for deeper, more impactful sound. Ideal for hip-hop and EDM.
- Treble Mode: Boosted treble for clearer vocals and crisp highs. Suitable for podcasts and audiobooks.
Switch between these modes directly from the top panel controls.

Image: The DOSS Extreme Boom Pro D300 speaker shown with three different EQ modes: Normal, Bass, and Treble, each depicted with a different background scenario.
Beat-Driven Lights
The speaker features LED lights that pulse to the rhythm of your music, creating an immersive visual experience. You can cycle through different lighting effects or turn them off using the dedicated button on the top panel.

Image: Multiple DOSS Extreme Boom Pro D300 speakers displaying four different beat-sync LED light presets: Flame, Energy, Ambient, and Flash.
Bank Daya Darurat
The built-in USB-A port allows you to charge your phone or tablet on the go. Connect your device using a compatible USB cable (not included, or use the included charging cable for the speaker).

Image: A DOSS Extreme Boom Pro D300 speaker on a wooden deck, charging a smartphone via its USB-A port, with a person sitting nearby.
Fitur Sora
Experience powerful and immersive audio with the DOSS Extreme Boom Pro D300.
- 80W Powerful Audio: Delivers 107dB loudness for room-filling sound.
- Bass ditingkatkeun: Tuned with side-mounted passive radiators for surprising low-end punch.
- Tanggapan Frékuénsi: 20 KHz.
- Rasio Signal-to-Noise: 80 dB.

Gambar: Hiji ngabeledug view of the DOSS Extreme Boom Pro D300 speaker, illustrating its internal components including a 100W (50W) racetrack subwoofer, two 30W (15W) tweeters, and two bass passive radiators, contributing to 80W (160W Peak) sound output.
Portability & Durability
Designed for life on the move, the DOSS Extreme Boom Pro D300 is both portable and robust.
- IPX6 waterproof: Resistant to spills, splashes, and rain. Suitable for outdoor use near pools or at the beach.
- 20 Jam Playtime: Enjoy up to 20 hours of music on a single charge (at 50% volume with bass and lights off).
- Diwangun-di Carry Handle: A sturdy handle makes it easy to transport your music anywhere.
- beurat: Approximately 4.84 pounds (2.2 kg).

Image: The DOSS Extreme Boom Pro D300 speaker placed on a rock near a waterfall, emphasizing its IPX6 waterproof rating, with two hikers in the background.

Image: A person carrying the DOSS Extreme Boom Pro D300 speaker by its handle while walking outdoors, with dimensions (11.89"D x 5.37"W x 2.55"H) and weight (4.85 pounds) overlaid.
Pidéo: Acara pidéo promosi pondokasing the DOSS Extreme Boom Pro D300 speaker's features, including its design, sound, and portability.
Konektipitas
- Bluetooth 5.4: Provides rock-solid wireless streaming up to 33 feet (10 meters).
- Puteran USB Drive: Plug in a USB drive (not included) to play music directly from your playlist.
- Input AUX: Connect devices via a 3.5mm audio cable (not included) for wired playback.
Pangropéa
To ensure the longevity and optimal performance of your DOSS Extreme Boom Pro D300 speaker, follow these maintenance guidelines:
- beberesih: Ngusap spéker ku hipu, damp lawon. Hindarkeun ngagunakeun bahan kimia anu kasar atanapi pembersih abrasive.
- Panyimpenan: Simpen spéker dina tempat anu tiis sareng garing jauh tina sinar panonpoé langsung sareng suhu anu ekstrim.
- Paparan cai: While IPX6 waterproof, avoid prolonged submersion in water. Ensure the rear port cover is securely closed before any water exposure.
- Ngecas: Anggo kabel USB-C anu disayogikeun pikeun ngecas. Ulah nganggo kabel atanapi carjer anu rusak.
Pamérésan masalah
Masalah umum sareng solusina:
| Masalah | Solusi |
|---|---|
| Unable to pair 2 speakers for stereo sound | 1. Hurungkeun duanana speaker. 2. Select a speaker as the primary speaker and press the TWS button. 3. Once paired, the TWS light of the primary speaker turns solid orange, and the secondary speaker flashes orange slowly. 4. Find "Extreme Boom Pro D300" on your Bluetooth device and connect it. |
| How to know how much battery power is left? | There are four LED indicator lights above the volume up and down buttons, each representing 25% of the battery level. When all four LED lights are on, it indicates 100% battery level, followed by 75%, 50%, and 25% respectively. When only one indicator light is on, representing 25% battery level, it means the speaker needs to be charged promptly. |
| What should I do if there is a problem with my product? | If you encounter any issues, such as inability to charge or sound interruptions, please contact our support team via email at support@dossav.com. |
| How to set auto-shutdown, sound alerts, and shuffle? | Pareum otomatis: Press and hold the M button for 6 seconds to turn it on and off. Pitunjuk sora: Press and hold the volume down button for 6 seconds to turn on and off. Random playback (USB stick mode): Press and hold the TWS button for 6 seconds to turn on and off. |
spésifikasi
| Fitur | Rincian |
|---|---|
| Ngaran modél | Ekstrim Boom Pro D300 |
| merek | DOSS |
| Tipe Speaker | Subwoofer |
| Téhnologi konektipitas | Nirkabel (Bluetooth 5.4) |
| Téknologi Komunikasi Nirkabel | Bluetooth |
| Rentang Bluetooth | 33 Kaki (10 Méter) |
| Speaker Maksimum Kaluaran Power | 160 Watt (Puncak) |
| Réspon Frékuénsi | 20 KHz |
| Rasio Signal-to-Noise | 80 dB |
| Tingkat Résistansi Cai | IPX6 (Tahan cai) |
| Sumber Daya | Batré Powered (1 Batre Nonstandard kaasup) |
| Waktu maén | Up to 20 hours (at 50% volume, bass and lights off) |
| Dimensi produk | 11.89 "D x 5.37" W x 2.55" H |
| Item Beurat | 4.84 pon (2.2 Kilogram) |
| Bahan | Logam, Plastik |
| Produsén | Wonders Tech |
Garansi & Rojongan
Produk DOSS dijamin ku garansi 12 bulan, dimimitian ti tanggal pameseran, anu ngawengku sagala masalah anu aya patalina sareng kualitas.
For any issues or assistance, please contact DOSS customer support:
- Telepon: 1-833-275-3677
- Surélék: support@dossav.com

Image: A customer service representative with a headset, alongside DOSS support contact details: phone number 1-833-275-3677 and email support@dossav.com. Below, it states 'One-Year Warranty' for quality-related concerns.