FiiO RETRO NANO - Type-C 3.7V lithium battery

Dynamic retro UI: The device features a variety of fun and interactive UIs, with a design that closely replicates the classic cassette player, both in shape and interface, offering a nostalgic yet modern user experience.. It uses a detachable, rechargeable 3.7V lithium battery, providing up to 7.5 hours of continuous playback on a single charge. When the battery runs out, it can be easily replaced, ensuring wireless endurance and convenience.. The device comes with 8 custom-tuned retro-inspired sound effects, allowing you to relive classic sounds. It also supports DIY tuning through both the app and web interface, making it easy for anyone to get started and create a personalized music style that’s uniquely yours!. The device supports connectivity with smartphones, tablets, and computers via Bluetooth and Type-C data cable. Both Bluetooth and wired connections support 96kHz high-definition audio quality. Additionally, Bluetooth connectivity supports various formats such as LDAC, aptX Adaptive, and aptX LL for an enhanced listening experience.. It features two high-performance DACs, delivering a balanced output power of up to 220mW for superior audio performance.