1. Working voltage: DC 5V/500mA
2. Bluetooth version: V5.0+EDR
3. Frequency range: 2400-2483.5MHz
4. Battery capacity: 3.7V/500mAh
5. Transmission distance: about 10 meters without barriers
6. Charging method: Type-C interface
7. Support format: MP3/WAV/WMA/APE/FL AC/G729/M4A/ALAC/AMR/DTS/MIDI/G726/MTY
8. Frequency range: 2400-2483.5MHZ
9. Peripheral support: U disk/TF card
10. Bluetooth protocol: HFP/A2DP/AVRCP
11. Interface type: AUX/RCA/coaxial/digital optical fiber/U disk/TF card
12. Basic functions: Bluetooth receiving/transmitting, LED digital display screen, NFC connection, infrared remote control, U disk/TF card playback, talking, navigation, listening to music
13. Support equipment: mobile phones, tablets, computers, TVs, cable speakers, power amplifiers, projectors, mixers and other devices with audio input/output interfaces
14. Packing list: adapter x1, Type-C cable x1, 3.5mm AUX audio cable x1, red and white RCA lotus cable x1, remote control (with button battery) x1, manual x1
15. Weight: about 75g
16. Size: about 8.6×6.5×2 cm

Features:
1. The appearance is exquisite, exquisite and compact, easy to carry, the surface is made of fireproof PC material, high-gloss paint process, the base is equipped with a silicone pad, which is non-slip and wear-resistant
2. Using Bluetooth 5.0 chip design, stronger compatibility and stability
3. Bluetooth receiver (RX), Bluetooth transmitter (TX)
4. High-definition LED digital display, working status and Bluetooth mode are clearly visible
5. Built-in digital to analog chip, multiple interface options, support digital optical fiber, coaxial, AUX, RCA, U disk, TF card interface
6. NFC function, mobile phone can be connected with one touch
7. Cool breathing light, red/blue color, soft and not dazzling
8. Support USB (U disk), TF card playback and transmission
9. Built-in ceramic antenna, signal transmission is not stuck, all-round transmission
10. With remote control, support infrared remote control of about 5-8 meters, easy to operate
11. Built-in high-definition microphone, support wireless music listening, hands-free call, navigation
12. Simple connection, multi-function button control, support play/pause/cut song/volume/mode switch/signal source switch and other functions, feel comfortable
13. Built-in memory chip, can automatically restore the mode/signal/song before the power failure, intelligent voice reminder function