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"external modems"
HDMI Extender Over Cat 5e/6 2-Port HDMI to RJ45 Ethernet Network Converter Supports 1080P up to 30m/98ft Ideal for HDTV Set Top Box DVD PS4 STB Projector Digital Monitor
Limited time offer, ends 11/09
$12.99
Free Shipping
Vszerda RS232 DB9 Female to Male Extender Connector Adapter DB 9 Pin Serial Converter, for Serial Communication Interface Devices, Black
Limited time offer, ends 11/09
$17.99
Free Shipping
RS232 DB9 Female to Male Extender Connector Adapter DB 9 Pin Serial Converter, for Serial Communication Interface Devices, Black
Limited time offer, ends 11/09
$16.58
Free Shipping
AJMRTC TXS0108EPWR 8-Channel Bi-Directional Logic Level Converter, 3.3V to 5V TTL CMOS Voltage Level Shifter Module, Bidirectional Signal Translator for Arduino Raspberry Pi Electronic Projects
Limited time offer, ends 11/25
$10.54
Free Shipping
AJMRTC 5Pcs Bi-Directional 4-Channel Logic Level Shifter Module, Two-Way Logic Level Converter, for 3.3V 5V Signal Conversion, Arduino ESP32 STM32 Electronic Circuit & DIY Projects
Limited time offer, ends 11/25
$10.54
Free Shipping
