Key benefits Connect any audio source: Bluetooth 5.0, LINE IN, audio cable, TF/MMC/SD card or USB U-Disk support lets you play music from phones, tablets, PCs, memory cards and flash drives without compatibility hassles. Clear, at-a-glance information: the digital color display shows playback status and source so you can control audio quickly and confidently. Reliable, room-ready sound: a 2 x 3 W amplifier delivers clear stereo output and the unit supports simultaneous connection to a 3 W speaker for flexible placement and louder playback. What this product solves Eliminates juggling multiple players and connectors by combining wireless and wired inputs in one unit. Provides stable wireless streaming with Bluetooth Version 5.0, reducing dropouts and improving pairing speed compared with older BT versions. Ensures playback from legacy media (MMC/SD) and common modern storage (TF card, U-Disk/USB), so you can use existing music files without reformatting or extra adapters. Main features and compatibility Bluetooth: BT function, Bluetooth version 5.0 for efficient wireless streaming. External audio input: LINE IN and standard audio cable support for connecting non-Bluetooth devices. Storage and USB playback: supports TF card, MMC/SD card and USB interface (U-Disk). Display and amplification: digital color display; 2 x 3 W amplifier; supports simultaneous connection to a 3 W speaker. Performance and practical details Designed to work with a wide range of devices (smartphones, tablets, laptops, MP3 players, TVs and media storage devices) through Bluetooth, LINE IN, TF/MMC/SD cards and USB. The dual 3 W channels provide balanced stereo output suitable for small rooms, desktop listening or voice/music playback. The color display improves usability by indicating the active source and playback information at a glance. Typical use scenarios 1. Home desktop or office: Stream playlists from a phone via Bluetooth 5.0 for background music while monitoring track info on the color display. 2. Meeting or presentation: Connect a laptop or tablet via LINE IN or audio cable to play audio content reliably without pairing or battery concerns. 3. Media playback from storage: Insert a TF/MMC/SD card or USB U-Disk to play preloaded tracks at events, retail displays or waiting areas without an external device. Technical summary Bluetooth: Version 5.0 Inputs: LINE IN (external audio input), Bluetooth, audio cable Storage: TF card, MMC/SD card USB: U-Disk / USB interface Display: Digital color display Amplifier: 2 x 3 W Speaker support: Simultaneous connection to a 3 W speaker