1. Input type: USB 3.5mm fiber optic coaxial Bluetooth
2. Output type: RCA 3.5mm HDMI
3. Shell material: aluminum alloy + plastic
4. Bluetooth version: 5.0
5. Transmission distance: about 15m
6. Remote control power supply: 2 AAA batteries (not included)
7. Weight: about 50g
8. Size: about 5 x 4.9 x 2.34cm

Features:
1. Mobile phone one-key cast screen, support HDMI/TV/monitor
2. Dual screen 4.5G+5G, eliminate the original song, eliminate the original sound
3. Smart pre-muffled chip, suppress or eliminate background noise, improve the clarity of voice signals
4. With multi-function remote control, more convenient to use
5. Bluetooth 5.0, intelligent and more compatible
6. Lossless delay, high-definition sound quality transmission
7. USB intelligent playback, support USB device playback
8. 15 meters signal transmission, no obstacles, signal stability