BT-M5 Bluetooth-compatible Audio Receiver Transmitter 2 in 1 U Disk Playback Audio Adapter with LED Digital Display Screen V5.0 Portable Mini Audio Converter with 3.5mm AUX Port

• Designed with Bluetooth-compatible 5.0 chip for better compatibility and stability
• Bluetooth-compatible receiver (RX), and Bluetooth-compatible transmitter (TX) two in one
• Equipped with a high-definition LED digital display screen, working status and Bluetooth-compatible mode are clearly visible
• Built-in digital to analog chip, support AUX, RCA, USB, TF interface
• Cool breathing light, red/blue dual color, soft and not harsh
• Built-in 400mAh rechargeable lithium battery, long battery life
• Support USB (U disk), TF card playback, and transmit  
• Support 5~8m infrared remote control (remote control version only)
• Built-in HD microphone, supports wireless listening, hands-free calling, and navigation
• Simple product connection, without any driver and the tedium of downloading an APP

Specifications:

• Model No: M5
• Bluetooth-compatible version: Bluetooth-compatible V5.0
• Support protocol: RX: A2DP AVRC TX: A2DP
• Operating band: 2.402GHz - 2.480GHz
• Power level: Power level 2 (Class II)
• Sensitivity: -85dBm<0.1%BER 
• SNR: ≥90dB
• Distortion: ≤0.1%
• Interface Type:
• Input: 3.5mm AUX+RCA+USB+TF
• Output: 3.5mm AUX+RCA
• Support format: MP3/WAV/WMA/APE/FLAC/G729/M4A/ALAC/AMR/DTS/MIDI/G726/MTY
• Screen size: 33 x 14 x 4mm
• Operating current:＜40mA
• Built-in battery: 3.7V/400mAh
• Charging current: approx. 500mA
• Charging time: approx. 1 hour
• Endurance: RX about 6-8H, TX about 8H
• Bluetooth-compatible distance: ≤10M (no obstacle)
• Charging method: Micro USB 5V/0.5A
• Compatible device: Android, IOS cell phones and tablets, active speakers, amplifiers, and Bluetooth-compatible speakers or headphones that support A2DP/protocol connection Use