Features:->Ul-Compact form factor.>High-Performance E219C DAC chipset.>Supports high-resolution and DSD audio signals.>Master-Quality Audio Performance With 8x MQA Unfolding.>Supports all mainstream audio formats.>PureAudio HiByOS.>USB DAC Functionality.>Two-Way Bluetooth Connectivity.>Hi-Res Bluetooth Codecs(UAT, LDAC, AptX, AAC, SBC, etc.>Audio .>Streaming Function(Internet Radio, Tidal, Qobuz).>HiByLink Remote Control.>MSEB Master Tuning Function.>2.4GHz WiFi Connectivity.>1000mAh Built-In Battery.>15 Hours of Continuous Music Playback.>AirrPlay & DLNA Compatibility.>Hi-Res Audio and Hi-Res Audio Wirele Certified.>Does not support SpotifyTechnical Specifications:->Operating System: HiBy OS.>SoC: Ingenic X1000E.>DAC: E219C.>Weight: 70.6g.>Display Size: 2.45".>Resolution: 480*360.>Battery: 1000mAh.>Battery Life: Up to 15 hours of playback, up to 20 days standby.>Card Slot: MicroSD Up To 2TB.>USB: Type-C USB 2.0.>Bluetooth Version: 5.0.>Bluetooth Codecs: UAT, LDAC, AAC, SBC, AptX.>Headphone Output: 3.5mm.>Output Power: 90mW.>THD+N: 0.0005%.HiBy R2 II is an upgrade over the claic R2 dial audio player bringing in all the neceary upgrades to keep the device up to date with the latest technology and features. The ul-compact music player now supports 8x MQA de with its advanced E219C Sabre DAC chipset, and also has streaming capabilities with 2.4GHz Wi-Fi functionality. R2 II fits right into the palm of your hand, it’s a powerful Hi-res player that supports most audio formats out there allowing you to enjoy high-resolution audio anytime anywhere!! With MSEB , you can easily tune the output to your liking. R2 II houses a 3.5mm single-ended output that will accompany most I in the market with ease!! Take the R2 II out on a jog or enjoy your favorite music at the leisure of your home, R2 II will fit both scenarios well.Truly Portable Design:-With the HiBy R2 II, you don’t have to worry about portability anymore. It’s a super compact device that is even smaller than your palm. You can operate the device easily and single-handedly and still keep a huge music library with you anywhere you go.Profeional Sabre DAC Chipset:-HiBy R2 II comes equipped with a profeional grade E219C 32-Bit stereo DAC chipset from ESS Sabre Technologies. It supports high-resolution 32-Bit/384kHz and native DSD256 audio signals.Supports all-Leading Audio Formats:-Whatever format of music your library might have, the HiBy R2 II supports most of them sight out of the box. This includes MP3, WAV, APE, FLAC, DSF, DFF, Iso, , WMA, O, AAC, Opus, Aiff, etc.Studio-Grade Audio Performance with 8x MQA:-Don’t underestimate the capabilities of the R2 II with its compact size, the player delivers outstanding studio-grade sound quality with its 8x MQA unfolding. It allows you to get the best out of MQA s with its unfolding capabilities.PuerAudio HiByOS:-HiBy R2 II comes loaded with HiBy’s in-house developed PureAudio OS. It has been designed targeting towards high-resolution audio enjoyment. The is optimized to deliver quality audio from the ground up and poees endle usage capabilities.WiFi Streaming Functionality:-R2 II features wirele audio streaming using Internet radio, Tidal, and Qobuz streaming applications. It comes loaded with these apps, simply connect the R2 II to a working internet connection and log in to your accounts for high-resolution audio streaming. WiFi connection also allows for OTA updates, Wirele music nsfer, Airplay, and DLNA support.Two-Way Wirele Bluetooth Connectivity:-HiBy R2 II supports two-way high-definition wirele audio nsmiion. It supports most leading high-res Bluetooth nsmiion protocols including UAT, LDAC, AptX, SBC, and AAC.HiByLink Wirele Control:-You can control the playback on your R2 II using wirele HiByLink remote functionality through your smartphones. It not only allows you to control the playback and volume but also helps you to manage different playlists on your device. HiByLink is available through the HiBy Music application on both Android and Apple smartphones.Long-Lasting Battery Life:-HiBy has designed the all-new R2 II with an efficient CPU and OS. The player comes equipped with a large 1000mAh battery that provides up to 15 hours of continuous music playback and up to 20 days of standby.