Features: brand new and high quality Home wireless bluetooth-compatible audio receiver with dual interface audio 3.5mm AUX/Optical output, connect your home or car speakers through 3.5mm aux or optical digital audio output, and easily turn your ordinary speakers into wireless bluetooth-compatible speakers. This product supports U disk playback, supports MP3/WMA/AAC/AAC+/ALAC/FLAC/APE/WAV and most other lossless audio format decoding, It use import chip AP1048 audio decoding,high performance 32bit bluetooth-compatible audio processor, decoding up to 24bits / 96KHz; Support EQ sound effect adjustment, and support infrared remote control operation; The appearance of the product is exquisite, and the pure black appearance design shows the high-end atmosphere; It's easy to operate. Specifications: Bluetooth-compatible Version: Dual Mode Bluetooth-compatible 5.0. Frequency Range: 2.4-2.48GHZ. Bluetooth-compatible Protocol: AVRCP,A2DP,HFP/HSP etc. Output Interface: 3.5MM Stereo(AUX OUT), Optical Digital Audio Output. Support 3.5mm Stereo output and Optical Digital Audio output at the same for time. Function Description: U disk playback, Support multiple lossless audio decoding. Support MP3/WMA/AAC/MP4/M4A/FLAC/APE/WAV etc Audio format decoding. Support EQ sound effect adjustment. Support IR Remote Control operation. Bluetooth-compatible Distance: About 10M. Charging Input Voltage: for DC 5V. Compatibility: for Smart Phones and PAD of Android/iOS system. Material: ABS Environment-Friendly Materials. Package Includes: 1x Bluetooth-compatible Audio Receiver 1x Type-C USB Charging Cable 1x 3.5MM Audio Cable 1x Fiber Optical audio cable 1x Remote Control（the Battery not included ） 1x Bag 1x User Manual note: Please allow 1-2cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item.