Airplane Bluetooth Transmitter Headphone Jack Adapter 3.5

Freely switchable receive/transmit signal mode; one-button switching between receive (RX) and transmit (TX) signals, compatible with various devices. Car connectivity; hands-free calling for safe driving; built-in microphone for clear, hands-free calls without taking your hands off the steering wheel, enhancing driving safety. Long-lasting built-in battery; Type-C charging interface; built-in rechargeable battery; 2 hours of charging provides up to 14 hours of continuous use; use while charging for added convenience. decoding chip for HiFi sound quality; equipped with a high-performance decoding chip to break spatial limitations and enjoy wireless music with a lossless audio experience. Upgraded signal coverage; achieves approximately 10 meters of unobstructed long-distance transmission; more stable signal, eliminating stuttering/disconnection; seamless wireless connectivity throughout the home.