Features:
1. Easy to install, plug and play
2. Using Bluetooth 5.0 chip design, stronger compatibility and stability
3. Bluetooth receiver (RX), Bluetooth transmitter (TX) two-in-one design, toggle switch to switch quickly
4. Equipped with high-definition LED digital display screen, working status and Bluetooth mode are clearly visible
5. Built-in digital to analog chip, supporting six signal interfaces of digital optical fiber, coaxial, AUX, RCA, U disk, TF card
6. NFC function, mobile phone can be connected with one touch
7. Cool breathing light, red/blue color, soft and not dazzling
8. Built-in 500mAh rechargeable lithium battery, long battery life
9. Support 5-8 meters infrared remote control, all kinds of functions are readily available
10. Built-in high-definition microphone, support wireless music listening, hands-free calling, navigation
11. Compatible with Android, IOS system mobile phones and tablets, active speakers, power amplifiers, and Bluetooth speakers or earphones that support A2DP/protocol to connect and use

Product specifications:
1. Support protocol: RX: A2DP, AVRC; TX: A2DP
2. Working frequency band: 2.402-2.480GHz
3. Response frequency: 20Hz-20KHz-0.2db
4. Signal to noise ratio: greater than or equal to 90dB
5. Input interface: 3.5mm AUX+RCA+optical fiber+coaxial+USB+TF interface
6. Output interface: 3.5mm AUX+RCA
7. Optical fiber parameters: support optical fiber input, 16M, sampling rate 96kHz
8. Support format: MP3/WAV/WMA/APE/FLAC/G729/M4A/ALAC/AMR/DTS/MIDI/G726/MTY
9. Screen size: 32x14.5x7mm
10. Working current: less than 40mA
11. Charging time: about 1.5 hours
12. Life time: RX is about 10H, TX is about 8H
13. Bluetooth distance: less than or equal to 10-15m (open place)
14. Charging method: Type-C 5V-0.5A
15. Product size: 86x65x22mm
16. Product weight: 75g