Bat Detectors
BirdVoice Field Guide is a hardwearing encapsulated (weather resistant) reference card. It has been designed to fit easily into a shirt pocket. Species are ordered alphabetically by common names for instant accessibility. There are 270 species with calls, songs and guides in a concertinaed A4 sized guide.
The Field Guide is designed to be used in conjunction with the BirdVoice PEN. Simply point the Pen at the bird on the Field Guide and instantly hear CD quality recordings of different display calls (songs and calls).
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