2023 New NFC Bluetooth 5.0 Receiver Transmitter FM 3.5mmAUX RCA Optical USB TF 3 in 1 Bluetooth Audio Adapter Computer Universal Description: Product name M6 NFC Bluetooth 5.0 Receiver and Transmitter Main features The product has a beautiful appearance. Adopt Bluetooth 5.0 chip design, with stronger compatibility and stability. Three in one design of Bluetooth receiver (RX), Bluetooth transmitter (TX) and FM transmitter. Equipped with high-definition LED digital display, the working status and Bluetooth mode are clearly visible. Built in digital to analog chip, supporting digital optical fiber, coaxial, AUX, RCA interfaces. Upgrade NFC function, and the phone can be connected at one touch. Cool breathing lamp, red/blue, soft and not dazzling. Built in 500mAh rechargeable lithium battery, long battery life Support USB (USB flash disk) and TF card playing and transmitting. FM transmission is supported, and the frequency can be adjusted from 87.5 to 108. Support 5-8m infrared remote control, with all kinds of functions. Built in high-definition microphone, supporting wireless song listening, hands-free call and navigation. The product connection is simple, without any complicated driving and downloading APP; Product parameters Product model M6 Bluetooth V5.0 Support protocol RX: A2DP AVRC TX: A2DP Operating frequency band 2.402GHz - 2.480GHz Power level Power level 2 (Class II) Sensitivity - 85dBm<0.1% BER Signal to noise ratio 90dB Distortion 0.1% Interface Type Input: 3.5mm AUX+RCA+Optical+Coaxial+USB+TF interface Output: 3.5mm AUX+RCA Optical fiber parameters support optical fiber input, 16M, sampling rate 99kHz Supported formats MP3/WAV/WMA/APE/FLAC/G729/M4A/ALAC/AMR/DTS/MIDI/G726/MTY Screen size 36 * 8MM Operating current Built in battery 3.7V/500mAh Charging current is about 400mA Charging time is about 2 hours Endurance time RX is about 10H, TX is about 8H Bluetooth distance 10M (open place) Charging mode Micro USB 5V/0.5A Compatible devices Android, IOS system mobile phones and PADs, active speakers, power amplifiers and Bluetooth speakers or headphones supporting A2DP/protocol