DMR Tier 1 & 2 Compatible, MOTOTRBO Compatible, Roaming, Talker Alias, Analog and Digital APRS (TX & RX), BTECH is proud to be in the USA, which allows you to have the best available local support for any issue that may arise. BTECH only engineers and develops radio products. That brand focus allows you to have the best available radios and accessories with the most features, with real USA warranty and support. | The DMR-6X2 Allows for Front Panel Programmable Channels, but for advanced features software programming is recommended (Programming Cable Included), Requires Windows PC (free software available from baofengtech), Programmable Side Keys, and Upgradeable Firmware | Exclusive BTECH Firmware (Designed in the USA), Dual Slot DMR Radio (Tier 1 and Tier 2 Compliant); 4000 Channels, 250 Zones (Up to 250 Channels Per Zone), 10,000 Talk Groups, 500,000 Contacts, Large TFT Color Display, High / Med-High / Med-Low / Low Power Settings: (7W VHF/6W UHF, 5W, 2.5W, 1W) | K1 Accessory Jack (QHM22 Speaker Mic Compatible), SMA-Female Antenna (Compatible with Nagoya SMA-Female Antennas) | What's in the Box: DMR-6X2 PRO, Bluetooth PTT, 3100 mAh High Capacity battery, 1 Belt Clips, Programming Cable, Charger Base, Charger Transformer, Earpiece Kit, 6" Dual Band Antenna, Wrist Strap, User's Manual