VALTALK v1.0
DTMF/IVRS based 4 channel Relay controller using GSM module
Product Overview
VALTALK v1 DTMF/IVRS based 4 channel relay controller You can
control 4 relays by using the MQTT or DTMF.
Features & Benefits
> 4 cube Relays driven by MOSFET's to control 110V to 230V AC
appliances. > SIM800C 2G Quad Band GSM module for cloud/call
connectivity with micro SIM card connector. > External Whip
Antenna with right angle SMA connector. > MP3 player with micro
SD card connector for saving audio responses. > STM32 Cortex M0
Low power MCU with RTC. > Switching power supply to take inputs
from 5V to 24V DC DC power jack for power input. > SWD connector
for programming and debugging.
Copyright © 2017-2018 Valetron Systems Private Limited. All
Rights Reserved.
www.valetron.com
1Phone: +91 9620494421 E-mail: [email protected]
VALTALK v1.0
VALTALK v1.0 DTMF/IVRS based 4 channel Relay controller using
GSM module
Technical Specifications
Oprating Voltage12V DC
Model No. VALTALK-v1.0
Outputs4x Relay Outputs (MOSFET DRIVERS)
Operating Modes> MQTT/TCP> DTMF/CALL
Configuration ModeBluetooth 3.0 (SPP protocol)
Dimensions 104mm * 83mm * 19mm
ProcessorSTM2L051K6U6 ARM Cortex-M0 32MHz
Antenna > SMA > GSM
Memory > micro SD Card for Audio files > Internal EEPROM
memory for Parameter storage
Connectivity Call with DTMF Controller
Debug Interface SWD Debug Interface
Note: Enclosure with notch lid ships standard
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Phone: +91 9620494421 E-mail: [email protected] Website:
www.valetron.com
Copyright © 2017-2018 Valetron Systems Private Limited. All
Rights Reserved. 2
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