5.4 Bluetooth Adapter Audio Receiver FM Transmitter USB Three-in-One

Connector Type: Input: 3.5mm AUX+RCA+USB; Output: 3.5mm AUX+RCA External Power Supply: No external power supply Transmission rate: 100Mbps Effective working radius: 10-20M Bluetooth standard: 5.4 Operating Frequency: 2.402GHz-2.480GHz Power Rating: Class II Sensitivity: -85dBm<0.1% BER Signal-to-noise ratio: ≥90dB Distortion: ≤0.1% BER Supported formats: MP3/WAV/WMA/APE/FLAC/M4A/ALAC/AMR Support protocol: SBC/AAC Operating Current: <40mA Built-in Battery: 3.7V/400mAh (3.7W) Charging method: Type-C 5V/1000mA (max) Battery life: RX approx. 6-8 hours, TX approx. 8 hours Bluetooth Distance: 20 meters (no barriers) Package Size: 12510045mm Package Weight: 162.3g Packing List: Bluetooth Adapter Host x1, Type-C Charging Cable x1, 3.5mm Audio Cable x1, RCA Lotus Cable x1, Manual x1

Core Selling Points ◆ Plug and play, no external power supply or driver, no APP download. ◆ Bluetooth 5.4 + DSP dual chip decoding, strong compatibility, stable transmission anti-interference ◆ Three-in-one function: Bluetooth receiving (RX) / transmitting (TX) / FM transmitting. ◆ Receive mode support “one to two”, can be connected to two devices to play music at the same time ◆ LED digital display screen + RGB breathing lamp, working status intuitive, light effect atmosphere feeling strong ◆ Built-in 400mAh battery, 1 hour full, endurance 6-8 hours, standby 30 days ◆ Support U disk plug and play (≤ 128GB), compatible with a variety of lossless audio formats ◆ FM transmission worldwide (76-108MHz), built-in enhanced antenna signal stability ◆ Rich interface: 3.5mm/RCA/USB/Type-C, compatible with TV/car/speaker/headphones and other devices

Scenario Function ✓ Old speakers / amplifiers into Bluetooth in seconds: AUX / RCA wired connection upgrade wireless playback ✓ TV wireless transmission: support Bluetooth headphones/sound, catching up with dramas without disturbing people ✓ In-car Bluetooth: connect via FM transmission or AUX, safer driving calls/navigation ✓ Mobile phone with dual devices: switch playback constantly connected, party sharing music

Compatible Devices Android/IOS cell phone/PAD, active speakers, amplifiers, Bluetooth headphones/speakers that support A2DP protocol, etc.