Feature: 1. Made of high ABS quality materials, durable, long service life, not easy to damage. 2. Variety of expansion, can fix various vehicles such as aircraft, toy cars, etc., achieve shouting in the air, and control along the way. 3. Stable and reliable, adjustable stickers, easy to adjust, avoid scratching the carrier when the adhesive is fixed. 4. Long distance remote control is about 1000m, HiFi intelligent digital function, independent communication. 5. Specially designed most drones, with small size, loud sound and easy to use. Applicable series, series, Spark series, Smrc Icat3 Icat2 Icat6 Q3, Sjrc F11, Mjxrc B4, Lyz L109, Sg906, Visuo Zen K1, Jjrc X11 X12 X3 X5 X9, Zino, Fimi x8, Wltoys X1S. Specification: Item Type: Drone Speaker Megaphone Material: ABS Color: Black Weight: Approx.261g/9.2oz Loudspeaker Parameters: Product Channel: Radio Battery Capacity: 3.7V 650mah Lithium Battery (built-in) Charging Time: About 90 Minutes Use Time: About 2 Hours Remote Control Distance: About 1000 Meters Loudspeaker Size: 9.5x7.5x4cm/3.7x3.0x1.6in Megaphone Parameters: Battery Capacity: 3.7V 500mah Lithium Battery (built-in) Charging Time: About 90 Minutes Use Time: About 2 Hours Charging Method: USB Charging Status: the Red Light Flashes when Charging, and It is Always on when Fully Charged Applicable Age: 14+ Years Old Megaphone Size: 13.7x5x2.8cm/5.4x2.0x1.1in Applicable Models: Series, Series, Spark Series, Smrc Icat3 Icat2 Icat6 Q3, Sjrc F11, Mjxrc B4, Lyz L109, Sg906, Visuo Zen K1, Jjrc X11 X12 X3 X5 X9, Zino, Fimi x8, Wltoys X1S and Other Products Such As Drones That Can Load More Than 100g and Other Remote Control Cars Package List: 1 x Loudspeaker 1 x Megaphone 1 x Megaphone Strap 2 x Cable Tie 1 x Charging Cable 1 x Manual Note: 1. The delivery does not include drones. 2. Due to manual measurement, please allow an error of 1‑3mm. Thanks! 3. Due to different shooting lights and differences between monitors, the picture may not reflect the actual color of the object. 4. The remote control distance value is reference only, the actual use effect is affected by the interference of the external environment, there may be differences, please be aware. How to use: Installation steps: 1.Put the bandage into the adjuster (adjustable bandage). 2. Fixed facilities such as pillars and railings can be fixed. 3. It can be fixed on a toy car. 4. Can be fixed on the drone (the strap should avoid the bottom sensor of the drone). Operation method: 1. Turn on the remote control switch. 2.Short press the power switch of the amplifier for 2 seconds (the green light flashes and then it stays on). 3.Short press the power switch of the megaphone for 2 seconds (the green light flashes and then stays on). 4. Press and hold the voice button to speak