Description: Bluetooth 5.0 MP3 Player: Wireless Bluetooth speaker, connect your car stereo/home stereo system with our device; Compatible with various music apps. Hands-free Calls: Built-in Mic, support Hands-free answer / end call, reject call; Mobile phone navigation broadcast, one-button Bluetooth connection, voice playback, more accurate navigation. Power-off Memorable: Remember frequency, track, volume when it is power off, after the restart, start playing from the last song. Car-Mounted Receiver/Adapter: USB/MEMORY Cards /U disk/ support; plug and play; 3.5mm AUX/USB and FM modes support; Built-in HD microphone noise reduction, stereo sound; USB rechargeable; etc. Easy to Use: Compact size with a magnetic base, allow you to install the monitor on anywhere you like. No modification, suitable for Van, bus, truck, various Vehicle. Specification: Material: ABS plastic Size: Diameter 50x50mm/1.97x1.97inch Cable length: About 1m/39.37inch Type: Bluetooth Audio Receiver Bluetooth Version: 5.0 Profile: A2DP, HFP, HSP, AVRCP Transmission Range: Up to 10m / 33ft SNR: >90dB I/O: 1x 3.5mm male plug, 1x USB power port Power Supply: DC 5V/ 1A Package Includes: 1 Piece Bluetooth Receiver 1 Piece Magnetic Base 1 Piece User Manual Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!