Icom IC-4188D Radio

Manufacturer: ICOM
Model Number: IC-4188D
Frequency Range:
[Simplex] 422.0500 - 422.3000 MHz
[Semi-duplex/Duplex] 421.5750 - 421.9125 MHz, 440.0250 - 440.3625 MHz
Transmitting Output: 10mW / 1mW (+20% to -50%)
Dimensions (excluding protrusions): 55.5 (W) x 102.5 (H) x 27.3 (D) mm
Requires 3 AA alkaline batteries (sold separately) for battery operation.

Supports simultaneous, repeater, and half-duplex communication.
License-free, low-power transceiver with a high-volume speaker.

License/Qualification Not Required | IP54 | Simultaneous Communication | Repeater Communication | Half-Duplex Communication | 1mW/10mW Switchable | Lightweight & Compact Body
Supports all communication modes: simultaneous, repeater, and half-duplex.
Equipped with a high-volume speaker (450mW or more) for use in noisy environments.
Can also be used as a portable repeater for convenient communication in outdoor settings.

The image shows everything included.

Transceiver / Intercom / Radio