Multi-scene application: 3000 meters distance, super long-distance shouting. Super volume: high-power speaker, up to 120 decibels, powerful and far-reaching sound reinforcement. Long battery life, fast charging: adopt large-capacity polymer battery to improve battery life and safety. Anti-falling and wear-resisting: adopt special materials to enhance the toughness of the fuselage, easily cope with daily falls, friction and other injuries, and upgrade and protect the fuselage. Firm and firm: the cambered is close to the fuselage, which strengthens the stability between the and the drone. Smaller and lighter enough: the product weighs only 159g in total, which is easy to carry and more worry-free outdoors. A wide range of models, suitable for a variety of models: series, Air series, Mini series UAVs. Non-destructive installation, simple and easy to use, convenient and fast. Color:Black Material:ABS Package Contents: 1 * Intercom 1 * Speaker 1 * Charging cable 1 * Instructions in Chinese and English 1 set * accessories Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.