Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 8 - Jul 13
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For Your Every Summer RSVP, with Code: SUMMER15
Description
Langsdom BS21 Long Battery Life Magnetic Switch Neckband Bluetooth Headphones1. Equipped with high efficiency batteries for ultra long battery life, meeting all day usage needs. 2. Features a 13mm high dynamic moving coil driver, delivering vinyl grade sound quality with rich bass, an expansive soundstage, and highly restored vivid audio. 3. Supports ANC active noise cancellation, which accurately cancels out ambient noise by generating anti phase sound waves, creating a quiet private space. 4. Equipped with ENC call noise
1. Equipped with high-efficiency batteries for ultra-long battery life, meeting all-day usage needs.2. Features a 13mm high-dynamic moving coil driver, delivering vinyl-grade sound quality with rich bass, an expansive soundstage, and highly restored vivid audio.
3. Supports ANC active noise cancellation, which accurately cancels out ambient noise by generating anti-phase sound waves, creating a quiet private space.
4. Equipped with ENC call noise reduction algorithm and dual high-definition microphones, intelligently separating human voice from background noise and reducing wind noise for crystal-clear calls.
5. Convenient magnetic switch control: Earphones automatically power on and connect to paired devices when separated, and power off when attached together, eliminating button operations for easy use and storage.
6. Adopts Bluetooth 5.4 technology for enhanced signal penetration, reduced sound loss and latency; paired with a ceramic anti-interference antenna for stable connection in complex environments.
7. Supports e-sports game mode with dual-channel low-latency transmission, as low as 0.05 seconds latency for smoother audio-visual synchronization.
8. Waterproof coating + waterproof mesh design provides IP-rated water and sweat resistance, making it worry-free for sports use.
9. Neckband design fits comfortably around the neck and stays securely in place during running and other sports activities.
Product Specifications
1. Speaker Size: 13mm
2. Bluetooth Version: V5.4
3. Transmission Range: 10m
4. Frequency Range: 2.402-2.480GHz
5. Charging Voltage: DC5V
6. Battery Capacity: 300mAh
7. Charging Time: approx. 1 hour
8. Music Time: approx. 40 hours (ANC off), approx. 30 hours (ANC on) at 50% volume
Specification:
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Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.4 ★★★★★
Based on 1460 reviews
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Product Reviews
★★★★★ 5
I love this brand. These shoes look and fit great!
Size: 13 Wide, Color: Black/White/Black
I love wearing Cole Haan shoes. This is the second pair I’ve owned and the style just gets me. I’ve worn these to work at a great professional job every day, not just casual Friday. I wear these when I head out shopping or to dinner. They are functional, comfortable, built for regular and bigger wider feet and comfortable. I am 6 feet tall and my feet have changed size over the years to me needing a wider shoe to relieve pressure on my toes and front wide porting of my foot. So the 13W feels great and still walks the same as a regular 14 but more comfort for me. They look amazing and qualify in some offices as dress shoes (depending on company rules they will justify a sneaker as a shoe with the tan colored “gum” sole as a sneaker) so check company policy. The black sole on this makes it look more dressy. I am switching out the laces to match my previous Cole Haan because I think the white shoelaces look better. As an adult, aside from my Kenneth Cole boots Reaction boots and Doc Marten’s these are the only shoes I will pay 3 digits for. This looks like skater shoes but with a more mature look.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 19, 2025
★★★★★ 5
I am certainly glad I found them and finally ordered
Size: 10, Color: Ivory/White/British Tan
A bit bulkier than my Stan Smiths Leather versions, but actually more comfortable.
They seem to be a bit "clunkier" looking than a streamline Stan Smith, but it's a matter of style. It works for a change of pace.
Gets or picks up dirt a bit, but cleans well, except the canvas part.
Has lasted almost 6-8 months with very little signs of wear.
Feels very secure in any type of weather or condition.
Great alternative or addition to having a pair of Stan Smiths.
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Reviewed in the United States on May 12, 2026
★★★★★ 5
Amazing shoes
Size: 10.5 Wide, Color: Black/White/Black
Amazing shoes
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Reviewed in the United States on May 31, 2026
★★★★★ 4
Love the look, but Narrow
Size: 10, Color: Marine Blue/Woodbury/Ivory
What is for my son-in-law, he loves them, but had to switch them out twice because they run very narrow. He doesn’t have a wide foot at all so be careful when you purchase. Other than that they are a good looking shoe and he really likes them.
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Reviewed in the United States on February 12, 2026
★★★★★ 5
Awesome value shoes
Size: 11.5, Color: Ivory/White/British Tan, Size: 11.5, Color: Ivory/White/British Tan
These white Cole Haan shoes are just what I hoped for, the color is a perfect off-white, somewhere between cream and pure white, which gives them a more refined look. The quality feels excellent, they’re very comfortable right out of the box, and the laces feel durable and well-made. They fit true to size with no issues. Based on this experience, I’ll definitely be buying more from this brand in the future especially at this price point.
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Reviewed in the United States on June 18, 2025
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