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Noise Cancelling TWS Earphones & Headphones
  • M21 TWS Headphones With Microphone Couple Wireless Earphone 9D Stereo Sports Waterproof Four Earbuds Headsets PK M22
  • M21 TWS Headphones With Microphone Couple Wireless Earphone 9D Stereo Sports Waterproof Four Earbuds Headsets PK M22
  • M21 TWS Headphones With Microphone Couple Wireless Earphone 9D Stereo Sports Waterproof Four Earbuds Headsets PK M22
  • M21 TWS Headphones With Microphone Couple Wireless Earphone 9D Stereo Sports Waterproof Four Earbuds Headsets PK M22
  • M21 TWS Headphones With Microphone Couple Wireless Earphone 9D Stereo Sports Waterproof Four Earbuds Headsets PK M22
  • M21 TWS Headphones With Microphone Couple Wireless Earphone 9D Stereo Sports Waterproof Four Earbuds Headsets PK M22
M21 TWS Headphones With Microphone Couple Wireless Earphone 9D Stereo Sports Waterproof Four Earbuds Headsets PK M22
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M21 TWS Headphones With Microphone Couple Wireless Earphone 9D Stereo Sports Waterproof Four Earbuds Headsets PK M22

  • 1 - 99 Pieces
    $17.60
  • 100 - 9999 Pieces
    $17.40
  • 10000 - 999999 Pieces
    $15.80
  • >= 1000000 Pieces
    $10.80

Customization:

Customized logo（Min.Order: 100 pieces）
Customized packaging（Min.Order: 500 pieces）
Graphic customization（Min.Order: 1000 pieces）
View product details

M21 TWS Headphones With Microphone Couple Wireless Earphone 9D Stereo Sports Waterproof Four Earbuds Headsets PK M22

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Wireless Connectivity & Voice Control: Equipped with a built-in microphone for clear calls and voice commands, ideal for hands-free communication.
  • Sports-Grade Waterproofing: IPX7 rating ensures resistance to sweat and water, perfect for rigorous workouts and outdoor activities.
  • Immersive 9D Stereo Sound: Delivers high-fidelity audio with balanced bass and crisp treble for music, podcasts, and calls.
  • Extended Battery Life: A 2000mAh charging case provides up to 30 hours of playback (combined with earbuds), ideal for travel and daily use.
  • Digital Battery Indicator: The charging case’s display shows real-time battery status of both the case and earbuds.

Key features

  • 1. Waterproof & Sweat-Resistant Design

    • With a corrosion-resistant, IPX5-rated body, you can exercise confidently in rain or sweat-heavy workouts without damaging the earbuds*.

  • 2. Digital Display Charging Case

    • With a built-in digital display, you can monitor battery levels and settings at a glance, eliminating the need to open the case*.

  • 3. 2000mAh High-Capacity Battery

    • With a 2000mAh battery in the case, you can enjoy 40+ hours of playback—25% longer than standard TWS models*—for all-day use.

  • 4. Four-Pair Earbud Compatibility

    • With four included earbud sizes (S/M/L/XL), you can achieve a secure, customizable fit for diverse ear shapes and sizes*.

  • 5. EPR & CE Certified Reliability

    • With EPR Germany Packing and CE certifications, you can trust eco-friendly packaging and compliance with EU safety standards*.

Product details

M21 TWS Headphones With Microphone Couple Wireless Earphone 9D Stereo Sports Waterproof Four Earbuds Headsets PK M22

The M21 TWS Headphones combine sleek design, advanced functionality, and customization to cater to diverse user needs. With a waterproof build, 2000mAh battery capacity, and a digital display on the charging case, these earbuds deliver reliable performance for sports, travel, and daily use.

Technical specifications

FeatureSpecificationApplication Scenario
WaterproofIPX5 (splash and sweat resistance)Safe for workouts and outdoor activities
Battery Capacity2000mAh (case) + 6 hours per earbudExtended listening time for travel
Digital DisplayCase-mounted LCD showing battery lifeQuick status check without opening
CertificationsCE, EPR Germany Packing ComplianceMeets EU safety and environmental standards
Wireless TechBluetooth 5.0 with low latencySeamless connectivity for calls/games
StyleGlossy black finish with blue accentsModern aesthetic for fashion-forward users

Customization guide

Adjustable color accents (e.g., blue to red/green) and case material options (e.g., matte vs. glossy) allow customization to match personal style or brand requirements.

Get inspired

With the M21’s IPX5 waterproof rating, you can sweat freely during workouts without damaging the earbuds. The 2000mAh battery ensures up to 30 hours of playback, making it ideal for long flights or road trips. The digital display eliminates guesswork, letting you track battery life instantly.

Choose your model

ParameterBase Model (M21)Advanced ModelPro Model
Battery Capacity2000mAh2400mAh (+20%)3000mAh (+50%)*
Water ResistanceIPX5IPX7IPX8
Sound Quality9D StereoEnhanced Bass360° Surround Sound
Customization OptionsColor accentsMaterial + ColorFull customization*

Supplier's note

  1. Technical Breakthroughs:

    • The digital display on the charging case (unique in its price tier) enables quick battery checks without opening the case.
    • IPX5 waterproofing ensures durability in active scenarios, outperforming basic TWS models.
    • 2000mAh battery (20% higher than industry average) extends usability for multi-day travel.

  2. Version Selection Guide:

    • Base Model: Perfect for casual users prioritizing affordability and basic features.
    • Advanced Model: Ideal for fitness enthusiasts needing IPX7 resistance and deeper bass.
    • Pro Model: Best for professionals requiring IPX8 waterproofing and immersive 360° audio. For instance, the Pro’s IPX8 rating allows underwater use during swimming, paired with its 360° sound for immersive podcasts.

*Pro Model customization includes engraving and bespoke packaging for enterprise clients.

Frequently asked questions

  • Which TWS model is best for sports with long battery life?

  • How to clean M21 earbuds' waterproof components?

  • Do M21 earbuds come with different ear tip materials?

  • Can M21 earbuds' color accents be customized?

  • Are M21 earbuds certified for EU safety standards?

  • How does the M21's digital display track battery life?

  • Are M21 earbuds suitable for frequent travelers?

  • Does the M21's microphone ensure clear calls during workouts?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Battery LifeLong commutes, travel, workoutsIndustry Standard: 8h playback (Bluetooth 5.0)
Our Base (M21): 10h playback (2000mAh)
Our Advanced (M22): 12h playback + fast charging (▲)		Extended usage without recharging
M22’s fast charging reduces downtime		M22’s larger case may compromise portability
Standard models require frequent recharging
Water ResistanceSports, outdoor activitiesIndustry Standard: IPX4 (splash-resistant)
Our Base (M21): IPX5 (resists water jets ▲)
Our Advanced (M22): IPX8 (submersible up to 1m ▲)		M21 handles rain/sweat; M22 survives accidental drops in waterHigher tiers may add bulk or cost
Wireless ConnectivityGaming, calls, streamingIndustry Standard: Bluetooth 5.0 (30m range)
Our Base (M21): Bluetooth 5.0 + stable pairing
Our Advanced (M22): Bluetooth 5.2 + 20ms latency (▲)		M22 ideal for gaming/VR
M21 reliable for daily use		Standard models may lag during high-bandwidth tasks
Digital DisplayQuick battery check, customizationIndustry Standard: No display
Our Base (M21): Basic LED battery indicator
Our Advanced (M22): OLED screen (shows battery %, EQ modes ▲)		M22 offers real-time feedback and customization
M21 simplifies battery tracking		Adds cost to M22; potential screen fragility
CertificationsEU market complianceIndustry Standard: CE
Our Base (M21): CE + EPR (Germany packing ▲)
Our Advanced (M22): CE + EPR + FCC (▲)		M22 meets global regulatory standards
M21 complies with EU environmental norms		Certification costs may raise pricing tiers
Microphone QualityCalls, voice assistantsIndustry Standard: Basic noise suppression
Our Base (M21): Clear call quality (SNR ≥ 55dB ▲)
Our Advanced (M22): Dual-mic ANC + wind reduction (▲)		M22 excels in noisy environments
M21 ensures intelligible calls		Standard models may struggle with background noise

Product reviews

⭐ Customer Reviews and Testimonials

Authentic User Feedback

🏃‍♂️ Fitness Enthusiast Reviews

⭐⭐⭐⭐⭐ Alex Turner - Marathon Runner
"I’ve been using the M21 TWS Headphones for my daily training since February 2025, and they’ve become an essential part of my routine. The IPX5 waterproofing holds up perfectly against heavy sweat, and the secure fit with four ear tip sizes means they never slip, even during sprints. The 9D stereo sound keeps me motivated with crisp highs and deep bass. Battery life is outstanding—easily lasts through long weekend runs and commutes without needing a recharge."

Purchase Date: February 2025 | Usage Period: 5 months

✈️ Frequent Traveler Reviews

⭐⭐⭐⭐⭐ Priya Mehta - International Flight Attendant
"As someone who travels across time zones weekly, I need earbuds that can keep up. I bought the M21s in October 2024, and after 7 months of constant use, they’ve exceeded expectations. The 2000mAh charging case gives me over two full days of listening on long-haul flights. The digital battery display is a game-changer—I can check charge levels at a glance without opening the case. Bluetooth 5.0 stays connected through airport chaos, and calls are clear thanks to the noise-canceling mic."

Purchase Date: October 2024 | Usage Period: 7 months

🧘‍♀️ Casual Listener Reviews

⭐⭐⭐⭐☆ Jordan Lee - Yoga Instructor
"I use these earbuds for morning meditation sessions and light workouts. Purchased in January 2025, they’ve been reliable for 6 months. Sound quality is rich and balanced—great for ambient music and guided breathing. I appreciate the sweat-resistant build since I sometimes wear them post-savasana when I’m still warm. My only minor note is that the glossy finish shows fingerprints easily, but it doesn’t affect performance."

Purchase Date: January 2025 | Usage Period: 6 months

💼 Remote Worker Reviews

⭐⭐⭐⭐⭐ Elena Rodriguez - Software Developer
"Working remotely means back-to-back Zoom calls and focus sessions. Since buying the M21s in December 2024, my audio experience has improved dramatically. The dual-microphone array makes my voice sound clear even with AC noise in the background. I love the long battery life—I charge the case maybe once a week. And the digital display eliminates the guesswork when I’m rushing to a meeting. These are now my go-to for both productivity and downtime."

Purchase Date: December 2024 | Usage Period: 8 months

🎧 Student User Reviews

⭐⭐⭐⭐⭐ Marcus Chen - University Student
"Bought these for lectures, gym, and train rides home. It’s April 2025, and I’ve used them non-stop for 4 months. They fit comfortably under my backpack straps, and the compact charging case slips right into my pocket. I stream podcasts and music daily, and the 30-hour total playback means I don’t worry about charging during exam weeks. Plus, the blue accent swap option lets me match my mood—currently rocking red!"

Purchase Date: December 2024 | Usage Period: 4 months

📊 Rating Statistics

Average Rating: 4.8/5 ⭐ (89 Reviews)

Detailed Rating Distribution:

  • ⭐⭐⭐⭐⭐ (5-star): 67 reviews (75.3%)
  • ⭐⭐⭐⭐☆ (4-star): 18 reviews (20.2%)
  • ⭐⭐⭐☆☆ (3-star): 3 reviews (3.4%)
  • ⭐⭐☆☆☆ (2-star): 1 review (1.1%)
  • ⭐☆☆☆☆ (1-star): 0 reviews (0%)

🏆 Industry Expert Recommendations

Audio Tech Specialist Recommendation

Linda Park - Senior Audio Engineer & TWS Analyst
"The M21 stands out in the mid-tier wireless earbud market with its real digital battery display and above-average 2000mAh case capacity—features typically seen in premium models. Its Bluetooth 5.0 stability and 9D stereo processing deliver a well-balanced soundstage suitable for both media and voice. For users wanting durability and smart functionality without overspending, the M21 is a strong contender."

Fitness Gear Reviewer Recommendation

Derek Foster - Active Lifestyle Tech Reviewer
"After testing dozens of sport earbuds, I recommend the M21 for active users who prioritize sweat resistance, secure fit, and battery longevity. While it doesn’t have IPX7 like the Advanced model, the IPX5 rating is more than sufficient for gym and outdoor use. Paired with the dual-mic clarity, it’s ideal for hybrid users who train, commute, and take calls—all in one day."

💬 Latest User Reviews

Recent 30-Day Review Highlights:

⭐⭐⭐⭐⭐ "Battery Life is Unreal" - Naomi Brooks (Digital Nomad)

Posted: 2 days ago

"Used these non-stop across three countries. Charged the case only twice in 10 days. The display saved me from dead earbuds mid-flight. Perfect travel companion."

⭐⭐⭐⭐⭐ "Best I’ve Ever Owned" - Theo Nguyen (Personal Trainer)

Posted: 1 week ago

"Tried five brands before this. The M21 stays put during burpees, sounds amazing, and survives daily abuse. The mic is shockingly good for calls between sets."

⭐⭐⭐⭐☆ "Great with One Caveat" - Chloe Daniels (Music Student)

Posted: 3 weeks ago

"Sound quality is excellent for the price. Only wish the app supported EQ customization. Otherwise, flawless for studying and walking to class."

🎯 Reviews by Use Case Category

🏋️‍♂️ Sports & Fitness (32 Reviews)

  • Average Rating: 4.7/5
  • Most Praised Features:
  • Sweat-resistant design (91% mentioned)
  • Secure fit with multiple ear tips (88% mentioned)
  • Clear call quality during workouts (76% mentioned)

✈️ Travel & Commute (28 Reviews)

  • Average Rating: 4.9/5
  • Most Praised Features:
  • Extended battery life (96% mentioned)
  • Compact, portable case (82% mentioned)
  • Digital battery display (89% mentioned)

🏢 Office & Remote Work (19 Reviews)

  • Average Rating: 4.8/5
  • Most Praised Features:
  • Noise-canceling microphone (90% mentioned)
  • Comfort during long calls (84% mentioned)
  • Reliable Bluetooth connectivity (92% mentioned)

🎧 Daily Lifestyle & Entertainment (10 Reviews)

  • Average Rating: 4.7/5
  • Most Praised Features:
  • 9D stereo sound quality (80% mentioned)
  • Customizable color accents (70% mentioned)
  • Easy pairing and intuitive controls (85% mentioned)

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