Specifications Brand : LENCENT Bluetooth Version: V5.0 Frequency Range: 88.1-107.9MHz Product Input: 12-24V Total USB Output: 5V/4.8A, 24W Max. Wireless effective distance: 10m FM transmission distance: 3m USB flash drive Capacity 64GB Size: 46*46.7*79.7mm Weight: 2.46 ounces Product Description PD 20W and QC 18W Fast Charging Dual USB and one type C port for fast charging enables you to charge 3 devices at the same time as well as offer a better charging performance. Equipped with a USB-C power delivery port and 20W output power, you could charger your lastest iphone, ipad, cellphones, tablets at full speed. Noise-cancelling - Bluetooth V5.0 With Wide CompatibilityThe Bluetooth V5.0 chip establishes an ultra-secure connection between your phone and the bluetooth adapter car FM transmitter. Faster pair and more stable sound than bluetooth v4.2 make it avoid some unstable connection. Widely compatible between any devices which support bluetooth and cars in 12-24V. Lossless Hi-Fi Sound- Deep Bass BoosterWith anti-interference performance and CVC technology, you can enjoy the fantastic deep bass music by pressing the B button. Plus, the light will dance with such stronger and powerful music. Gradient lights would truly bring you party atmosphere. Better Hands-Free Calling And Voice Navigation Bluetooth provides a stable connection, while CVC noise cancellation and echo cancellation technology provide an incredible hands-free calling experience. Activate Siri and Google Assistant LENCENT Bluetooth FM transmitter V5.0 can achieve crystal clear voice commands to ensure safe driving. You can stay fully focused on the road by engaging Siri or Google Assistant in making phone calls, sending messages or getting driving directions. This option allows you to enjoy a more safer driving.