Bluetooth headset Dylan V4.1 handsfree stereo wireless earhook earphone with mic and volume control for iPhone Samsung Android PC & Other Bluetooth Devices [Black&Silver] VOICE-CONTROLLED EARPHONE: Answer an incoming call by simply saying Yes; Reject a call by saying No. Innovative new features of this bluetooth headset with built-in mic allow for easy, hands-free phone calls. Drive travel more at ease AMAZING STEREO SOUND: Coming with Latest Wireless CSR Bluetooth 4.1 with Noise reduction technology and Apt-X to enhance the audio quality, this stereo earphone is absolutely ideal for high quality music while running, jogging, cycling, skating, etc. LIGHTWEIGHT & COMFORTABLE: The ergonomic earmuff fit in the ear canal and forms a seal inside. Transparent earhook makes this earphone not easy to fall off. DURABLE LITHIUM BATTERY: A built-in Li-ion rechargeable battery delivers approximately 120 hours of power for standby and 3.5 hours for music. CONNECT WITH TWO DEVICES: Two Bluetooth devices can be connected at the same time via Bluetooth 4.1, so you can switch between them instantly and seamlessly.