Hytera's E-pack200 is a DMR ad-hoc dual-channel repeater for fast-deployment emergency demands. The repeater adopts wireless interconnection technology to quickly create multi-hop narrowband networks through cascading connection, free of any IP link such as fiber optic and microwave. The repeater can repeat voice services on dual channels at the same time and is compatible with Hytera or third-party DMR Tier 2 radios. Moreover, the repeater has an easy-to-hold and lightweight design.