Lossless Fever HIFI 5.1 Bluetooth-Compatible Decoding Board Audio Receiver Amplifier Features: 1. Made with high-quality materials ensuring guaranteed quality. 2. True audiophile-grade with a powerful core, supporting more lossless formats up to 1411kbps. 3. Equipped with a 3.5mm audio output connector for direct connection to headphones or amplifiers. 4. Versatile applications across various devices. Specification: Input voltage: 5V, 1-3A, TYPE-C USB flash disk decoding formats: MP3, WMA, lossless WAV/FLAC/APE 1411kbps/16bit Bluetooth decoding format: AAC Supported modes: 5.1 Bluetooth-compatible decoding, USB drive, sound card, AUX APP Functions: Change Bluetooth-compatible name, set password, adjust beep size, firmware upgrade, access USB flash disk list, sleep music, etc. Package includes: 1 Set*decoder Note: Only the above package is included. Assembly of housing is required. Allow a 0-1cm error due to manual measurement. The actual color of the item may differ due to variations in monitor displays. Thank you.