Upgraded Bluetooth 5.3 Connectivity and Durable AllMetal Design Featuring the latest Bluetooth 5.3 chip for faster pairing, more stable connections, and clearer call quality. The enhanced antenna module ensures consistent performance, especially for voice calls. Crafted from a single piece of zinc alloy, this transmitter offers improved heat dissipation to prevent overheating and unwanted Bluetooth disconnections, delivering reliable use even during long drives. Hands Calling for Safer Driving Equipped with a performance microphone and advanced CVC noise suppression technology, this device provides crystalclear voice calls. The onetouch control design allows you to answer, redial, drop, or end calls instantly without handling your phone. Stream any audio from your device to your car's sound system while using navigation apps or voice assistants, reducing distractions and keeping your focus on the road. Dual FastCharging Ports Includes an 18W USBA QC3.0 port and a 20W USBC PD port for rapid charging. Capable of powering your phone or tablet from 0% to 80% in approximately 30 minutes. Builtin intelligent circuit protection guards your devices against overcurrent, short circuits, overheating, and overcharging, ensuring safe and efficient charging every time. LED Ambient Lighting Features 7 selectable LED backlight colors to suit your preference. Short press to change color modes or long press for a cycle breathing effect. The ambient lighting adds a stylish look to your car's interior while making the transmitter easier to locate and operate during night driving. Use Scenarios 1. Ideal for commuters who need stable Bluetooth calling and fast device charging during daily travels. 2. for long road trips where multiple devices require charging and consistent audio streaming. 3. Suitable for drivers who want enhanced nighttime visibility and a touch of interior lighting while keeping their focus on safe driving. Specifications Bluetooth Version: 5.3 Material: Zinc Alloy (onepiece construction) Ports: 1 x USBA QC3.0 (18W), 1 x USBC PD (20W) Audio Support: Hands calling, music streaming, navigation, voice assistants Lighting Modes: 7 colors, static or breathing cycle mode Safety Features: Overcurrent, short circuit, overheating, overcharging protection This Bluetooth FM transmitter combines advanced technology, durable construction, and practical features to enhance safety, convenience, and comfort for every drive.