Product Features/Differentiation/Value Points1.4 speaker + passive 2 passive diaphragm.2. With the transmitter, it can achieve a large-scale coverage of up to 100 meters away from multiple networking functions.3. With F7 power amplifier, the bass effect is better.4. Atmosphere design: The transmitter has a variety of built-in ambient sound settings, such as applause, opening, victory, laughter, etc.5. Free choice of key settings and remote control settings6. Realize multiple synchronous control7. 1 sets are used independently, 2 sets of speakers can realize TWS interconnection (Bluetooth connection to any one), 3 sets can be added with a transmitter (F4) to achieve long-distance multiple control and synchronization (can pass through the wall)8. Scenario application: cafes, restaurants, shopping malls, supermarkets, gyms, conference rooms, beauty salons, board games and other occasions9. There is an ambient light design,10. A variety of ways of use, mobile phone, computer Bluetooth playback, audio output playback, U disk playback, FM radio11. Easy to install, no need to drill and screw, 3M glue, one paste and ready to use.