SWOFY M503 Pro 80GB MP3 & MP4 Player — 4" Touchscreen, Bluetooth + Dual‑Band WiFi, Audible/Spotify Kids, Expandable to 512GB (Blue)

Compact Android player with large usable storage: The SWOFY M503 Pro combines a 16GB internal ROM and an included 64GB microSD card for a total of 80GB of ready-to-use space, and supports external storage expansion up to 512GB. Powered by an MTK 8-core processor with 2GB RAM, the system delivers responsive playback and smooth app performance. Long-life battery and USB-C charging: A built-in 2000mAh lithium battery plus a low-power design give approximately 45–50 hours of continuous music playback or 6–8 hours of video playback. The player charges via USB‑C and accepts standard fast charging at 5V/2A or 9V/2A. Note: if a fast charger cannot supply at least 18W output, the device’s charging IC may enter protection mode and stop charging; prolonged use under such conditions can damage the player. To maximize battery longevity, use the supplied TYPE‑C cable with a 5V/1A adapter or a computer USB port. Wireless connectivity and apps: Built-in Dual Band 2.4 & 5GHz Wi‑Fi provides a more stable wireless connection for streaming and app downloads. Bluetooth supports two‑way transmit/receive for reliable linking with Bluetooth headphones, speakers or car audio systems, and enables wireless audio sending and receiving. Display and video playback: The M503 Pro features a 4" full-touch IPS LCD (480×800) and a HiFi audio module. It plays 720p and 1080p videos and is compatible with RM, RMVB, FLV, MP4, DAT, MKV, MPG, MOV, TS and other common video formats for an immersive viewing experience. Hi‑res audio and format compatibility: A professional intelligent digital noise‑reduction chip delivers HiFi-quality sound. The player supports MP3, OGG, FLAC, AAC, WAV, WMA, APE and other lossless/audio formats for high-fidelity music playback. What’s included / ideal uses: The SWOFY M503 Pro is a portable music and video companion for travel, workouts, commuting and sleep, offering ample storage, long battery life and versatile wireless options. (Product ships with the device, included 64GB card and TYPE‑C cable.)