Retro Bluetooth Cassette Radio — Portable multi-source player with recorder and stereo sound Key benefits Flexible playback: Listen to FM radio or play MP3s from auxiliary input, SD card, Bluetooth, or the included 4‑mode USB dongle. Works with a wide range of devices without extra adapters. Combines nostalgia and modern convenience: Vintage-styled cassette player with Bluetooth connectivity and built-in stereo speakers gives the classic look and the wireless audio experience you need. Clear, powerful sound: Dual-channel stereo design with two full-range speakers and two tweeters delivers richer, deeper audio than typical portable radios. Record whenever you need: The cassette player also functions as a recorder for archiving tapes or capturing audio on the go. Portable and practical: Standard cassette transport controls (play, stop, pause, rewind, fast-forward) plus battery power support make it suitable for outdoor use and travel. What it does and why it matters Multi-source playback: Use radio for background music or news, Bluetooth to stream from smartphones, SD/USB to play MP3 collections, or auxiliary input for direct connection to other players. This eliminates compatibility headaches and gives flexible options in one device. Vintage style with modern features: Keeps the tactile cassette experience—controls and form factor—while adding Bluetooth and MP3 support so you don’t have to choose between retro charm and current technology. Strong audio performance: The dual-channel speaker layout and dedicated tweeters provide better separation and clearer highs, so music and spoken content sound fuller in small to medium spaces. Built-in recording: Capture cassette content or record audio directly, useful for digitizing old tapes or saving quick voice memos. Compatibility and performance Playback modes: FM radio, Bluetooth streaming, MP3 from SD card, MP3 from 4‑mode USB dongle, and auxiliary input. Controls: Play, stop, pause, rewind, fast-forward for complete cassette operation. Power options: Supports battery power supply for mobility (batteries not specified). Speakers: Built-in stereo system with two speakers and two tweeters for dual-channel output. Practical use scenarios Garden gatherings and outdoor BBQs: Use Bluetooth or MP3 from SD/USB to stream playlists while enjoying battery-powered portable playback and the retro look. Travel and weekend trips: Compact cassette player with battery support and multiple input modes lets you bring radio, your phone’s streaming, or saved MP3s without extra equipment. Home archive and content capture: Play old cassettes and use the recorder function to digitize or preserve recordings while listening through the built-in stereo speakers. What to expect in everyday use Easy switching between radio, Bluetooth, and MP3 sources without cables for most listening situations. Familiar cassette controls for users who want the traditional operation plus the convenience of modern connectivity. Reliable portable sound suitable for casual listening at home, outdoors, or while traveling. Note: This description reflects the product’s provided features — retro Bluetooth cassette player with FM radio, auxiliary input, SD card and 4‑mode USB MP3 support, Bluetooth connectivity, built-in stereo speakers with two tweeters, recorder function, full cassette controls, and battery power support.