Bluetooth adapter for in-flight entertainment on sale for Black Friday

The Avantree Relay Premium Bluetooth 5.3 Adapter is currently on sale for $31.99, down from $39.99, offering a 20% discount for Black Friday. This device allows users to connect Bluetooth headphones to in-flight entertainment systems. Most airlines do not provide Bluetooth connectivity, making this adapter useful for travelers who prefer high-quality audio. It connects to any 3.5mm headphone jack and can pair with two devices simultaneously. With a battery life of up to 20 hours, the adapter enhances the in-flight experience by allowing users to enjoy entertainment without compromising sound quality.