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Ships within 48 hours · Estimated delivery Aug 9 - Aug 14
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Description
K55 Retractable Cable BT5.2 Smart In-ear Single Sports EarphoneFeatures: 1. With Power Display , let you know the battery power of earbuds in everytime 2. With Vibrating Alert Function, let you wont miss any important calls 3. Easy to wear clip, with functional clip, carry your Fineblue conveniently on your shirt 4. Extra long talk play time, up to 20 hours of talk play time, and 180 hours of standby time 5. Pair two phones simultaneously, enjoy the comfort of pairing two phones at the same time with Fineblue 6.
Features:1. With Power Display , let you know the battery power of earbuds in everytime；
2. With Vibrating Alert Function, let you wont miss any important calls；
3. Easy to wear clip, with functional clip, carry your Fineblue conveniently on your shirt；
4. Extra long talk/play time, up to 20 hours of talk / play time, and 180 hours of standby time；
5. Pair two phones simultaneously, enjoy the comfort of pairing two phones at the same time with Fineblue；
6. Patented retractable cable technology, after finishing your call, retract your cable with asingle push of a button (build-in 30cm cable).
Specifications:
1. Product Name: K55
2. Product Color: Black, Silver, Gold
3. Bluetooth Version: Bluetooth 5.2
4. Capacity of Earphoe: 140mAh
5. Transmission Distance:10m
6. Music Time: About 20 hours
7. Charging Time: About 20mins
8. Standby Time: About 180 hours
Packing list:
Headset x 1
Charging cable x 1
Instructions x 1
Specification:
| Package Weight |
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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
4.8 ★★★★★
Based on 23 reviews
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Product Reviews
★★★★★ 3
Narrow for an 11.5W
Size: 11.5 Wide, Color: Navy
Nice look and material but very narrow for a wide, had to return
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 25, 2026
★★★★★ 5
NIce Shoes
Size: 10, Color: Black
Very nice quality and comfort
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 1, 2026
★★★★★ 5
Great shoe.
Size: 11.5, Color: Navy
Perfect fit. Stylish comfortable.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 2, 2026
★★★★★ 5
Comfortable shoes
Size: 10.5, Color: Black
Fit well Look great Get compliments all the time
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 3, 2026
★★★★★ 5
Good value for the money.
Size: 9.5 Wide, Color: Beige
Comfortable right out of the box. Great style and well made. The more you wear the softer they get but maintain their overall appearance.
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Reviewed in the United States on May 25, 2026