The MTB-BLSP09 Portable Bluetooth Speaker stands out from generic portable speakers with its heavy-duty integrated shoulder strap. This unique selling proposition (USP) catches consumers' eyes instantly on retail shelves or Amazon listings, driving faster inventory turnover for your business.

Packed with powerful dual drivers and a premium acoustic cavity, thePortable Bluetooth Speaker with Shoulder Strap delivers rich, room-filling audio with deep, thumping bass and crystal-clear highs. Your music won’t get lost in open air—it will dominate it.

From dusty camp tracks to poolside relaxation, the easy to carry portable bluetooth speaker is built to survive. Wrapped in a highly durable, impact-resistant protective mesh, this speaker is designed to withstand accidental drops, light rain, and splashes. It’s the reliable audio tank your outdoor lifestyle demands.

Nothing kills a party faster than a dead speaker. Equipped with a high-capacity rechargeable battery, MTB-BLSP09 speaker offers hours of continuous playback on a single charge. Keep the vibes going from sunrise to sunset without constantly hunting for a power outlet

The Cyclist: Hook the strap over your bicycle handlebars for a hands-free, high-energy soundtrack to your morning ride.
The Grill Master: Sling it on a nearby tree branch or post near the BBQ pit—no more oil splatters, grill smoke, or lost counter space.
The Beach Wanderer: Wear it cross-body while walking along the shoreline; keep your hands completely free for collecting shells or holding a cold drink.
When you're back home? Just detach the strap for a sleek, minimalist desktop setup.

Export with absolute peace of mind. The portable bluetooth speaker is fully certified for international markets, carrying CE, FCC, RoHS certifications. We ensure smooth customs clearance, hassle-free logistics, and strict legal compliance for Amazon sellers, eBay merchants, and global importers alike.

Make it uniquely yours. We provide comprehensive customization services for bulk orders to help you build your brand equity, including:
Logo Placement: Precision laser engraving or silk screening directly on the speaker mesh or the shoulder strap.
Custom Packaging: Full-color retail boxes, localized user manuals, and Amazon barcode labeling (FBA ready).

| Product Name | Portable Bluetooth Speaker |
| Brand | Mietubl |
| Model | MTB-BLSP09 |
| Release date | May 2026 |
| Connectivity | Bluetooth (Fast, Low-Latency & Ultra-Stable Connection) |
| Output Power | 120W (High-Power Immersive Sound) |
| Waterproof Rating | IPX6 (Heavy Splash & Rain Proof) |
| Speaker Configuration | Woofer: 4.5" / 4 Ω / 40W X 2 Tweeter: 32mm / 8Ω / 20W X 2 |
| Battery Capacity | 20,800mAh Ultra-Large Capacity (2600mAhX 8 cells) |
| Playback Time | Approx. 6–8 Hours (Tested at 50% Volume) |
| Charging Time | ≥ 3 Hours (Fast Charging Enabled) |
| PD 2.0 Charging Protocol | 5V / 9V / 12V / 15V / 20V (Max Charging Power: 60W) |
| QC 2.0 Charging Protocol | 5V / 3A, 9V / 2A, 12V / 1.5A |
| Core Functions | TF Card Playback / USB Drive / TWS Interconnection / Bluetooth (BT) |
| Wireless Range | 10–15 Meters (33–50 Feet) Stable Connection |
| Premium Materials | Heavy-duty ABS + Protective Silicone + Premium Acoustic Mesh |
We support FOB, CIF, and DDP quotes. Please contact our sales representative if you have any questions regarding orders and quotations.
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When using the product, please read the following suggestions to help you comply with the terms of the warranty and extend the life of the product.
1. Keep the product dry and do not place the product in a damp place, so as not to affect the internal circuitry of the product.
2. Avoid using the product during intense exercise or sweating to prevent sweat from penetrating the product and damaging it.
3. Do not place the product in the sun or high-temperature places high temperatures will shorten the life of electronic components, damage the battery, and make some plastic parts deformed.
4. Do not place the product in a cold place, so as not to damage the internal circuit board.
5. Do not try to disassemble the product if non-professionals may damage the product.
6. Do not drop, vibrate strongly, or hit the product with a hard body to avoid damage to the internal circuitry.
7. Do not use strong chemicals or cleaning products. If you need to clean, please use neutral solvents or water.
8. Do not scratch the surface of the product with a sharp body, so as not to damage the shell and affect the appearance of the product does not work properly, please send it to your qualified repair organization.