1. Material: PC, ABS
2. Usage: 110V power supply in-line
3. Transmission rate: 2.40Mbps
4. Bluetooth transmission distance: about 10 meters
5. Bluetooth version: 5.0
6. Working frequency: 2400MHz
7. Interface type: 3.5mm interface
8. Output parameters: DC 5V/2.1A
9. Support protocol: A2SP/AVRCP
10. Basic functions: Bluetooth receiving/transmitting, U disk playback, 2.1A fast charge
11. Scope of application: notebook computers, desktop computers, projectors, televisions, subwoofers, small speakers, power amplifiers, wired headphones and other devices with audio input/output interfaces
12. Packing list: host x1, remote control (contains button battery) x1, audio cable x1, manual x1
13. Size: about 5.7x5x2 cm
14. Weight: about 52 grams

Features:
1. Using Bluetooth 5.0 chip
2. Support Bluetooth receiving (RX) and Bluetooth transmitting (TX)
3. Both receive and transmit modes can be inserted into U disk to play, support mp3/flac/wav/wam/ape and other formats
4. Support a variety of audio equipment, wireless transmission, driver-free use, compatible with audio input/output interface equipment
5. Support various audio and video APP software
6. Built-in QC2.0 fast charging module, supporting 2.1A dual USB fast charging, easy charging for mobile phones, tablets, etc.
7. Small and portable, does not take up space, wear-resistant and durable
8. Built-in high-quality decoding chip, high-definition stereo sound quality
9. Intelligently compatible with various devices, plug and play, suitable for devices with audio input/output interfaces
10. Highly sensitive infrared remote control, about 5-10 meters infrared control, the remote control panel is simple and clear, and a variety of functions are controlled by one button
11. Built-in multiple protection circuits, intelligently matching the current required by charging equipment, safe and efficient