Features 1、Improved idle noise problem and designed with volume adjustment. 2、Built in the sound of ten kinds of cars, including sports cars, trucks, etc., suitable for more RC car models. 3、Double amplifier double speaker, cars with bigger noise can also use it. 4、Built-in memory chip, each time off and start again to read the last use of the voice, no need to cycle again. 5、Support maximum 8 watt speaker. Specification Features: 1. Improved idle noise problem and designed with volume adjustment. 2. Built in the sound of ten kinds of cars, including sports cars, trucks, etc., suitable for more RC car models. 3. Double amplifier double speaker, cars with bigger noise can also use it. 4. Built-in memory chip, each time off and start again to read the last use of the voice, no need to cycle again. 5. Support maximum 8 watt speaker. 6. With sticker, the speaker can be directly attached to the inside of the housing, and the host box can be attached to the frame or the inside of the housing. 7. Currently, the remote controls tested and supported are FS gt2, gt2b, gt3c, gt3b, and rc3s, rc3sAg and for Futaba vehicle remote control, in theory, it supports 2.4g independent receiver. Specification: Condition: Brand New Item Type: RC Accessory Material: ABS Color: As Pictures Shown Speaker Size: Approx. 10 * 4.5 * 2cm/3.9 * 1.8 * 0.8in Cable Length: Approx. 50cm/19.7in Host Size: Approx. 6.5 * 3.7 * 2.2cm/2.6 * 1.5 * 0.9in Package List: 1 * Sticker 1 * Cable 1 Set of Motor Sound Simulator Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. Package List