This 16-channel PWM controller can be used to connect up to 16 servo motors! The module has bluetooth support and can be programmed with a micro-USB cable.Properties1 Channels: 162 Size: 43.5mm X 36mm X 12mm3 Mounting hole position : 37mm X 30mm，Aperture 3mm.4 Voltage: USB: 5V or TTL:3.3V , Servo Motor supply : 5~7.2v.5 Communication Interface: USB/ TTL UART (Bluetooth optional )6 Baud rate: 9600KpsFeatures1 Frequency : 48 MHz2 PWM accuracy : 0.1us.3 Number of action groups: Group 16.4 The minimum step of the Servo Motor: 1us.5 Chip: STM32 series, high performance, low power consumption6 Operating temperature: -40℃～80℃. To adapt to various environments7 Maximum number of storage actions: 8192. https://elecena.pl/product/27742801/opencircuit-usb-16-channel-pwm-servo-motor-driver-controller-stm32 2025-01-23 https://elecena.pl/product/27742801/opencircuit-usb-16-channel-pwm-servo-motor-driver-controller-stm32 2026-02-21 https://elecena.pl/product/27742801/opencircuit-usb-16-channel-pwm-servo-motor-driver-controller-stm32 2026-04-12 https://elecena.pl/product/27742801/opencircuit-usb-16-channel-pwm-servo-motor-driver-controller-stm32 2026-04-26