Based on this product's specifications, here are some alternatives and similar models
Avalanche transceiver ORTOVOX DIRACT blue ocean (model 1142000001)
Summary description:
ORTOVOX DIRACT blue ocean is an avalanche transceiver designed for locating buried subjects in avalanche rescue situations. The device provides transmit and search functions, simple operation for quick use in emergencies, and compact portability for backcountry use. Suitable for skiers, snowboarders and mountaineers who need reliable avalanche search capability.