Check the listing for details. Esolom DC Bluetooth FM Transmitter Wireless Radio Adapter.. Color: Black, Condition: Used. Listed at 9.95 USD. Unit does work and will help add newer technology to older vehicles. The transmitter has some surface scratches on the face but it does not affect the performance of it and is less noticeable when unit is on. The Esolom DC Bluetooth FM Transmitter Wireless Radio Adapter is a sleek black unit that functions as a Bluetooth transmitter and a wireless car FM transmitter with QC3.0 quick charge capability. It features an LCD screen, AUX port, and noise filter, making it a versatile and practical accessory for portable audio. With a weight of 0.4lbs, this unit is compact and convenient for on-the-go use, providing a seamless listening experience with added convenience of charging capability. Fast & Secure Shipping. (Item #2427)