This waterproof Bluetooth handset from Cobra Marine is the perfect accessory for your mobile phone. With its MR-F300 BT EU model, this microphone handset is designed for use in marine and aircraft radios. It boasts a range of features, including waterproofing, making it ideal for use in all weather conditions. The handset is made by Cobra, a trusted brand in the industry, and is compatible with Bluetooth technology. It is perfect for those who want a reliable and high-quality microphone handset for their mobile phone. Whether you're out at sea or in the skies, this handset is sure to provide you with the communication you need.