The Polar Accessories T34 Transmitter is a new, sealed heart rate monitor designed for fitness activities such as gym training, weight lifting, yoga, and running. This unisex adult device provides accurate heart rate measurements through a chest strap accessory, made of nylon and plastic materials. With a sleek black color and English language settings, this Polar model T34 transmitter is perfect for individuals looking to track their fitness progress and improve their cardiovascular health during various workout routines.