[Chip]：LLCC68

[Working frequency]：850MHz～930MHz

[Transmit power]：22dBm

[Distance]：6km

[Size]：10*10*2.5mm

[Weight]：0.5g±0.02g

[Introduction]：E220-900MM22S is an ultra-small volume independently developed based on a new generation of LoRaTM RF chip LLCC68 produced by Semtech, and is suitable for 868MHz, 915MHz SMD LoRaTM wireless modules, using industrial grade 32MHz crystal oscillator.