This is a small built-in PCB GSM antenna with IPX connector. Its working frequency is 900/1800 MHz which meets most requirements of GSM applications. Its very compact size makes it easy to carry and use. Compatible With: SIM800H GPRS IOT Shield For Arduino Specification * Signal gain: 2dBi * Frequency Range: 824-960/1710-1990 MHz * Length: Black:5.1cm; Grey:3cm * Connector: IPX/UF.L * Cable type: RG1.13 * Color: Grey and Black Shipping List * Built-in PCB GSM Antenna x1 https://elecena.pl/product/22714590/built-in-pcb-gsm-antenna-discontinued 2023-03-06 https://elecena.pl/product/22714590/built-in-pcb-gsm-antenna-discontinued 2024-09-19