DasMikro TBS Mini Programmable Sound And Light Control Unit Description: This sound unit is developed for all kinds of RC controlled models, including trucks, crawlers, tanks, airplanes… Features: Fully customer programmable, you could load your own sounds Large sound library of original recordings is available Sound quality at 22KHz Capability to play two sounds simultaneously (engine and one special sound) 16Mbit sound memory, enough for 93sec. of sound recordings at 22KHz Internal 1,2W amplifier at 8 Ohm speakers Remote volume control (depending on control mode) Up to 6 electronic switching outputs Two servo signal outputs All connections made by plugs, no solder work necessary Fully assembled in SMD technology (no heavy, vibration sensitive components) Speed signal derived from the receiver. This allows combination with brushless or brushed motors. Horizontal plug connections, this allows total electric isolation by shrinking plastic tube. Technical Spec: Supply voltage: 3.5~12V (from receiver) Internal amplifier: 1.2W at 8 Ohm and 5V supply Switching outputs:  Minus switching, maximum at 12V/0.5A each Dimensions: 55x25x10mm Weight: 6g Package Included: 1 x DasMikro TBS Mini Sound And Light Control PCB (Speaker not included, you need to prepare the speaker by yourself according to your projects request) Download manual and software: https://drive.google.com/drive/folders/1xKwDAjg7HscbiDPea4pBB_8Z7yvxPhyq?usp=sharing Download  Sound Library: https://drive.google.com/drive/folders/1GaF7CjkYxKX1px8UELwgv2PLp77pfGPi Wire Connection: Installation Schematic: Pictures: