The Woojer Strap 4 is a high-fidelity haptic body strap designed for immersive gaming, music, movies, VR, meditation, and workouts. It features patented Osci HD haptic technology with a powerful TRX2 transducer delivering 1-250Hz frequency range and advanced DSP audio-haptic synchronization. The portable, adjustable strap delivers pulse-pounding vibrations that let you feel every beat, explosion, and sound effect throughout your body.

The device offers Bluetooth 5.0 connectivity supporting both Bluetooth and wired headphones, with analog and digital input compatibility via 3.5mm and USB-C connections. It includes a built-in Texas Instruments headphone amplifier with 138mW output, independent volume controls for headphones and haptics, and dual Bluetooth (TX/RX) for simultaneous pairing with audio sources and headphones. The rechargeable lithium-ion battery provides up to 10 hours of playtime depending on usage and intensity levels, with approximately 3 hours charging time via USB-C.

The Strap 4 features interchangeable rings and belts in customizable color schemes, controlled RGB lighting, and one-size-fits-all adjustable straps. It weighs 240g (1.1 lb) with dimensions of 7" x 7" x 3.4". The package includes the Strap 4 device, carrying pouch, USB-C cable, and 3.5mm audio cable. Compatible with all standard audio sources including gaming consoles, PCs, smartphones, and VR headsets. Designed for ages 13 and up.