R4 MP3 & MP4 Player Spotify Player with Bluetooth and WiFi 4-Way HiFi DAP Android 12 OS 3.5mm PO+4.4mm Bal 32G+2TB Scalable Memory

This MP3 & MP4 player, equipped with the SD665 octa-core processor and Android 12, ensures smooth performance. It utilizes system-wide SRC bypass technology to preserve original audio quality. As a music player, it supports streaming services such as Spotify, Pandora, and Tidal. It also functions as an MP4 player for YouTube, Twitter, and more. With 3GB RAM, 32GB ROM, and expandable storage up to 2TB, it accommodates all your media storage needs. Discover the R4, a true HiFi MP3 player featuring 4 DAC chips, 2 dedicated low-phase noise crystals, and 28 high-precision Tantalum capacitors, alongside an integrated Class A headphone amplifier. This advanced design improves audio resolution and dynamic range while minimizing sound distortion, ensuring quiet backgrounds, clear musical details, and powerful output. Certified for both Hi-Res Audio and Hi-Res Audio Wireless, the R4 delivers the true HiFi experience. This Hi-Res Audio Player supports playback of up to DSD 256native, PCM 768kHz/32bit audio specifications, and MQA 16X unfolding. It pioneers the use of PCM/DSD dual circuitry in portable music players, with independent operation of DAC, low-pass filters, and power supplies. This allows automatic adjustment for different music files, optimizing audio output. The DSD circuitry particularly reduces high-frequency noise, significantly enhancing the auditory experience. This MP3 player features Bluetooth 5.0 with two-way communication and WiFi capabilities. It supports various high-definition Bluetooth codecs including UAT*, LDAC, aptX, aptX HD, AAC, and SBC. It also includes dual-band WiFi (2.4GHz and 5GHz), enabling the download and installation of third-party apps when connected. Additionally, it supports DLNA, AirPlay, and WiFi song transfer. This digital audio player boasts a unique and distinctive exterior design, along with a 4.7-inch high-definition LCD screen. It comes equipped with a large 4500mAh battery for extended usage. Offering versatile connectivity, it features both a 3.5mm single-ended and a 4.4mm balanced dual interface. Physical FN keys provide quick access to functions like key lock and screen rotation