Equipped with Bluetooth 5.0, Supports Both Receiving and Transmitting: Unlike many CD players, this product adopts Bluetooth 5.0 technology, enabling both receiving and transmitting. It can connect not only to Bluetooth-enabled smartphones, PCs, and other devices, but also to Bluetooth earphones and Bluetooth speakers, allowing you to enjoy music anytime, anywhere. Multiple Functions, One Versatile CD Player: This product meets the diverse needs of our customers. Firstly, it is equipped with AUX and SPDIF functions, allowing output to external audio devices such as car audio systems. Furthermore, it can transmit audio signals in a completely digital state, ensuring high-quality and reliable data transfer. The built-in FM radio function receives a wide frequency range from 76.0MHz to 108.0MHz, enabling high-quality audio transmission, allowing you to enjoy detailed musical expression and rich sound. In addition, it supports USB playback, so you can listen to not only CD tracks but also other songs. Note: 1. In USB mode, this product only supports FAT16/FAT32 USB. It does not support NTFS. 2. Only MP3/WMA song files are supported. Built-in Stereo Speakers & 3.5mm Headphone Jack: This CD player has a 3.5mm headphone jack, supporting separately sold 3.5mm earphones. In addition, it is equipped with built-in stereo speakers, providing three-dimensional high-quality sound without distortion in both low and high frequencies, immediately filling the space with music. CD Player Bluetooth 5.0 Receiving & Transmitting Retro Built-in Stereo Speakers CD Player CD Radio Cassette Player Desktop One Machine Multi-Use USB/FM/AUX A-B Repeat Portable With Remote Control Sleep Mode Language Learning/Music Appreciation/Children's Education/Stress Relief With Dust Cover Japanese Instruction Manual Brown