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The sport headphones features LED illuminated neckband, advanced V4.1 and crystal clear sound effect, which is perfect for night runner or daytime workout. The two ear hooks adopts skin-friendly materials and ergonomic shape design to ensure secure and comfortable wearing experience. The CSR4.1 chip offers you wonderful sound effect when enjoy music and crystal clear hands-free call with high-sensitive microphone. 120mAh battery can lasts up 6-hrs playing time or 8-hr talking time after fully charged with included USB charging cable.

• LED Night Light: The neckband will be illuminated at night and offer three modes (fast flash, slow flash and constant light modes) to choose via the light On/Off button, which ensure safety when sport at night.
• Crystal Clear Sound Effect: Adopts advanced CSR4.1 + EDR technology to ensure transmitting strong signal and offer high-quality sound effect. Besides, echo cancellation technology ensures high definition sound reproduction.
• Ergonomic and Skin-Friendly Design: The two ear hooks adopts skin-friendly soft silicone materials and has ergonomic shape with frosted surface coated to ensure secure and comfortable wearing experience. Also the sweatproof materials keeps the earphone more durable.
• Ideal for Running: Its lightweight and sweat-proof design make it ideal for running, biking, hiking, yoga, exercises, travelling, etc.
• Ultra-Long Music Playtime: Embedded 120mAH lithium-ion battery can last up to 6-hour music playtime and 8-hour talk time in 3-hour full charge. Also, it will display battery level on iOS devices.

Wireless Version: CSRV4.1
Transmitting Power: Class 2
Protocols Supported: HSP, HFP, A2DP, AVRCP
Driver Unit: φ10mm
Impedance: 32ohm±15%
Talk Time: (LED Off): Up to 8 hours; (LED On): Up to 5 hours
Play Time: (LED Off): Up to 6- hours; (LED On): Up to 4 hours
Standby: (LED Off): Up to 90 hours; (LED On): Up to 13 hours
Charge Time: = 3 hours
Operation Range: =10M
Battery: built-in 120mAh lithium battery
Weight: 0.76oz
Available Colors: green, blue, red, orange
Package Size: 12.7*16.7*3.5cm/5”*6.57”*1.38” (L*W*H)
Package Weight: 96g/0.21lbs
1 × Wireless LED Illuminated Sport Headset
1 × Pair of Small Eartips
1 × Pair of Large Eartips
1 × USB Charging Cable
1 × User Manual"