Fineblue F980 Clip-on BT 4.0 Headphone

Features:
BT Wireless Connection:
BT 4.0 brings you stable signal and fast transmission. Compatible with almost all Bluetooth-enabled audio devices.
DSP Noise Reduction:
DSP noise cancellation enhances call audio transmission performance. High-quality Mic grasps the detail of voice.
Hands-free Multi-point:
Hands-free calling function sets your hands free and ensures driving safty. It can simultaneously connect to two smart phones.
Collar Clip Retractable Earbud:
Collar clip design, very easy to carry. The headphone head is retractable, making cable in order, no kinking and easy to store.
Duration Time:
Built-in rechargeable 90mAh battery provides up to 6 hours of talking time, 5 hours of music time and about 90 hours of standby time.
Vibration Alert:
Supports vibration alert function. No worry about losing your smart phone.