824 – 960 MHz & 1710 – 2170 MHz 5dBi Gain Dual Band 3G / 4G LTE Antenna ISD1820 3-5V Voice Module Recording And Playback Module with Microphone and 0.5W Speaker Reliable Performance - Enclosed design

Reliable Performance - Enclosed design with robust switching technology for stable power delivery

ATmega644PA Processor: Reliable 8-bit AVR microcontroller running at 20 MHz delivers fast sensor processing and responsive motor output updates

4 inch diagonal with 454x454 pixel resolution Band Material Premium Silicone with Adjustable Strap Water Resistance 5ATM (50 meters) for swimming and water sports Battery Capacity 420mAh Li-ion with 10-14 days typical usage Connectivity Bluetooth 5

Precision Machined Teeth: Accurately cut tooth profiles ensure consistent belt engagement

Use XCTU software to verify module connectivity and check RSSI values to confirm the antenna is functioning

824 – 960 MHz & 1710 – 2170 MHz 5dBi Gain Dual Band 3G / 4G LTE Antenna ISD1820 3-5V Voice Module Recording And Playback Module with Microphone and 0.5W Speaker Reliable Performance - Enclosed design824 960 MHz & 1710 2170 MHz 5dBi Gain Dual Band 3G 4G LTE Antenna Application: GSM 2G, 3G, RFID Features: Compact Size Low Cost Easy to use Plug and play deceive Durable & hard body Shop online at The Engineer Store India's trusted electronics components store. Fast delivery across Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, and Pune. Frequently Asked Questions When will I receive my order? Products ship within 1 5 days from our Bengaluru warehouse.