Enhance your workout routine with the Sole Integrated Heart-Rate Monitor Transmitter for Pulse Tronic. This unisex black chest strap is made of durable plastic and designed to measure heart rate during gym and training sessions. With brand-new features such as accurate heart rate measurement and long-lasting battery life, this heart-rate monitor transmitter is a must-have for fitness enthusiasts. Its versatile design ensures that it fits snugly around the torso, providing accurate and reliable measurements