Wireless Neckband Earphones V4.1 HD Stereo with LED Light – Sweat-Proof Sport Headphones
Train day or night safely with these Wireless Neckband Earphones V4.1, designed for runners, cyclists, and active lifestyles. Featuring an LED-illuminated neckband, these sport headphones improve visibility during nighttime workouts while delivering crystal-clear HD stereo sound.
Powered by a CSR V4.1 + EDR chip, the earphones provide stable wireless connectivity and clear hands-free calling through a high-sensitivity microphone. The ergonomic ear-hook design, crafted from soft, skin-friendly silicone, ensures a secure and comfortable fit even during intense movement.
With a 120mAh rechargeable battery, enjoy up to 6 hours of music playback or 8 hours of talk time, plus battery level display on iOS devices. Sweat-proof construction and lightweight design make these neckband earphones ideal for running, biking, hiking, gym workouts, yoga, and travel.
Enhanced safety with LED night light modes
Clear stereo sound for music and calls
Secure, comfortable fit for active movement
Sweat-proof for workouts and outdoor use
Long battery life with fast charging
LED illuminated neckband with 3 modes (fast flash, slow flash, constant)
Advanced CSR V4.1 + EDR wireless technology
Crystal-clear stereo sound with echo cancellation
Ergonomic, skin-friendly silicone ear hooks
Sweat-proof and lightweight sport design
Built-in microphone for hands-free calling
Battery level display on iOS devices
Brand: KOCASO
Product Type: Wireless Neckband Earphones
Wireless Version: CSR V4.1
Protocols: HSP, HFP, A2DP, AVRCP
Driver Unit: 10mm
Impedance: 32Ω ±15%
Battery: Built-in 120mAh lithium battery
Play Time:
LED Off: Up to 6 hours
LED On: Up to 4 hours
Talk Time:
LED Off: Up to 8 hours
LED On: Up to 5 hours
Standby Time:
LED Off: Up to 90 hours
LED On: Up to 13 hours
Charge Time: ≤ 3 hours
Operating Range: ≤ 10m / 32.8 ft
Weight: 0.76 oz
Available Colors: Green, Blue, Red, Orange
Wireless Neckband Earphones
USB Charging Cable
User Manual