MSD128 2 in 1 USB Car Bluetooth Hands-free Call FM Transmitter with 3.5mm AUX Interface Features: 1. Plug and Play 2. Support 3.5mm AUX and Bluetooth two ways to play music 3. Multi-function buttons, support hands-free call and FM, can answerreject calls or FM with one key 4. USB interface power supply, support multiple power supply methods 5. Unlimited models 6. Support AndroidIOS system 7. Small size, easy to carry Product specifications: 1. Bluetooth version: V5.0and2.1EDR 2. Bluetooth distance: 10m 3. Transmitting distance: less than 8m 4. Working voltage: DC 5V2.1A (max) 5. Power supply mode: USB power supply 6. Radio frequency point: 87.5MHz, 88.0MHz, 88.8MHz Packing list: Bluetooth car FM transmitter x 1 3.5mm audio cable x 1 Manual x 1 Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.