I'm quite satisfied with my product , my only downside is that the big MOSFET and parts next it heat up under load ,but product quality is good
2A Dual L298N Motor Driver Module with PWM Control
Sim800 GSM-GPRS-Bluetooth Modem
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Sim800 Break out board has on Board Bluetooth Antenna and works same like sim900a with extra features like on board Bluetooth.(Bluetooth Firmware Needs to be Upgraded) On Board Power regulator, works on 9V 1A DC Power Switch, Reset Switch, Power LED Ring LED Network LED UART Serial DB9 Connector TTL Pins And external Interfacing Pins. Works with AT Commands for sim800. @ 9600 Baud rate (Configurable)
| Power supply | 9V |
| AT command support | Yes |
| Bluetooth | Built-in Bluetooth module |
| Weight | 30g |