Hands-free headset with Bluetooth 4.1 connection. - Bluetooth 4.1: low consumption connection. - High-quality Hi-Fi sound - Built-in microphone. - Dual connection: You can pair it with 2 devices simultaneously. Attachment directly on the or Hands-free headset with Bluetooth 4.1 connection. - Bluetooth 4.1: low consumption connection. - High-quality Hi-Fi sound - Built-in microphone. - Dual connection: You can pair it with 2 devices simultaneously. Clamp directly on the o Material: PVC Alloy: Metal;; Red color;