Feature 1. Bluetooth 5.1: The Bluetooth audio converter is equipped with a Bluetooth 5.1 chip for stable pairing, fast transmission, and wide signal range. 2. RCA and 3.5mm Audio Output: Supports digital optical to analog audio conversion with RCA and 3.5mm audio output. 3. HiFi Sound Quality: Enjoy lossless music transmission with high-fidelity sound and minimal delay. 4. Digital to Analog Audio Converter: Features external antenna for up to 20m barrier-free transmission, ensuring signal stability and low latency. 5. Wide Compatibility: Compatible with TV, PC, projector, power amplifier, TV box, PS4, PS3, and DVD players. Item Type: Audio Converter Product Material: ABS Weight: Approx. 175g / 6.2oz Frequency Response Range: 10Hz-20KHz Signal to Noise Ratio: >110dB Decoding Chip: Bluetooth 5.1 Effective Distance: 10m / 32.8ft USB Disk Support Format: WAV, WMA, APE, FLAC, MP3 Support: A2DP, AVRCP Interface: Stereo Analog AUX, RCA, 3.5mm, U Disk Package List 1 x Audio Converter 1 x Instruction Manual 1 x Data Cable 3 x Audio Cable