Feature: 1. High Resolution Lossless Sound: The digital sound player features a 2.4 inch HD display screen that provides detailed high resolution sound without distortion. It supports popular file formats including FLAC, APE, DFF, MP3, WAV, WMA, M4A, MP2, AAC, ALAC, OGG, AIFF, and Native DSD (up to 128-bit/5.6 MHz). 2. User Friendly And Intuitive Design: This sound player is equipped with a 2.4 inch HD display screen and an intuitive ALPS scroll control for easy music playback navigation. The player offers flexible usage with both line output and headphone output ports, suitable for use with car auxiliary cables or home sound systems. Its compact size and excellent zinc alloy chassis make it ideal for listening on the go. 3. Bluetooth 5.3 Connectivity: The sound music player features bidirectional Bluetooth 5.3 connectivity that transforms your listening experience with lossless wireless sound transfer using the APT-X protocol. It can broadcast to Bluetooth compatible devices such as headphones, speakers, or function as a Bluetooth receiver. 4. High Resolution Input: This digital music player can be connected to a USB amplifier with input to serve as a digital source, or used as an external decoding amplifier when connected to a smartphone or computer. It offers outstanding battery life and expandable storage options. 5. Expandable Storage: Enjoy up to 10 hours of uninterrupted high resolution sound playback through headphones or Bluetooth. The HiFi sound player comes with built in 16GB memory, which can be expanded up to 256GB using an storage card or another USB OTG device (OTG cable not included), allowing you to store up to 14,000 songs in your music library. Specification: Item Type: HiFi MP3 Player Material: Zinc Alloy Battery: Built In Polymer Li Ion Battery Capacity: 750mAh Size: Approx. 97mm x 60.4mm x 13.9mm / 3.82in x 2.38in x 0.55in Display Screen: 2.4 Inch HD screen Bluetooth: Bluetooth 5.3 Total Harmonic Distortion: