Quectel EC25-E LTE kit reviews
Quectel EC25-E LTE kit
1x Quectel EC25-E modem
1x LTE antenna
1x LTE pigtail
EC25-E chip is locked to Europe, Middle East, South Korea, Thailand and India. It won't work in other regions.
This modem works well with OpenWRT in QMI mode. It achieves about 100Mbit/s in practice.
Consider buying an additional antenna to increase bandwith.