Wireless Neckband Earphones V4.1 – HD Stereo Sweat‑Proof Headphones with LED Light Mic (1‑Pack)

These wireless V4.1 neckband earphones are built for runners, night walkers, gym sessions, and all‑day active use. With LED illumination, sweat‑proof materials, ergonomic ear hooks, and crystal‑clear sound, they deliver comfort, safety, and performance in one lightweight design.

Key Features

• LED illuminated neckband with fast flash, slow flash, and constant light modes
• Advanced CSR4.1 + EDR technology for strong signal and high‑quality sound
• Echo‑cancellation for clear hands‑free calls
• Skin‑friendly silicone ear hooks with ergonomic shape for secure fit
• Sweat‑proof materials for durability during workouts
• Lightweight design ideal for running, biking, hiking, yoga, and travel
• 120mAh battery with up to 6 hours of music or 8 hours of talk time
• Displays battery level on iOS devices
• Includes USB charging cable

Specifications

• Brand: KOCASO
• Wireless Version: CSR V4.1
• Supported Protocols: HSP, HFP, A2DP, AVRCP
• Driver Unit: 10mm
• Impedance: 32 ohm ±15%
• Talk Time: Up to 8 hours (LED off), 5 hours (LED on)
• Play Time: Up to 6 hours (LED off), 4 hours (LED on)
• Standby Time: Up to 90 hours (LED off), 13 hours (LED on)
• Charge Time: 3 hours
• Operation Range: Up to 10m
• Battery: 120mAh lithium
• Weight: 0.76 oz
• Available Colors: Green, Blue, Red, Orange
• Package Size: 12.7 × 16.7 × 3.5 cm
• Package Weight: 96g

Perfect For

• Night runners and early‑morning joggers
• Gym workouts and fitness training
• Biking, hiking, and outdoor activities
• Commuters and hands‑free callers
• Students, travelers, and everyday use
• Anyone who needs secure, sweat‑proof earphones

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Shipping & Delivery Ships from the US. Estimated delivery 3–7 business days. Tracking included.

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FAQ

Q: How bright is the LED neckband?

The LED offers three modes—fast flash, slow flash, and constant light—to increase visibility and safety at night.

Q: How long does the battery last?

Up to 6 hours of music or 8 hours of talk time with LED off.

Q: Are the earphones comfortable for long workouts?

Yes—skin‑friendly silicone ear hooks and ergonomic shaping ensure a secure, comfortable fit.

Q: Can I use them for phone calls?

Yes—built‑in microphone with echo cancellation provides clear hands‑free calling.

Q: Are they sweat‑proof?

Yes—the materials are designed to withstand sweat during workouts and outdoor activities.