Features:- Wireless Bluetooth V3.0 connection， digital LED display， convenient to use music partner.- Any angle adjustable， applicable for all types of vehicles.- Suport inserting TF card (not included)， allow you to enjoy music from your storage devices through the car audio.- Support next / previous song， volume up / down， stop function.- Bluetooth hands-free phone call answering / hang up / call back function.- Support Bluetooth mode / TF card mode / FM mode， seamlessly switch between incoming call and music mode.- With sticky base， allow you to place it on car dashboard for easy accessibility.- With fashionable compact portable design， perfect gift for car owners.- USB charge adapter， support 12 - 24V voltage from the car cigarette lighter， USB max output 5V / 2A for device charging.Specification :Type: Car MP3 Player Model: FM29B Features: Breakpoint memory playing，Controllable power switch Color: Black Material: Electronic Components，Plastic Voltage: 5V Working Voltage: 12V Music Source: Cellphone，TF/Micro SD Card SNR (dB): More than 60db Degree of Distortion (%): Less than 0.1 percent Freq. Response: 20Hz - 15Khz Bluetooth version: V3.0 Bluetooth protocol: A2DP Transmit Distance: 10m Transmit Freq.: 87.5 - 108MHz Media Format: MP3 Package weight: 0.107 kg Product size (L x W x H): 6.00 x 6.00 x 2.20 cm / 2.36 x 2.36 x 0.87 inches Package size (L x W x H): 10.50 x 8.00 x 3.00 cm / 4.13 x 3.15 x 1.18 inches Package Contents: 1 x Bluetooth V3.0 FM Transmitter Car Charger1 x English User Manual