The 5 In 1 Wireless Stereo Headphone With Microphone is a versatile and convenient audio accessory. It allows you to enjoy wireless freedom of movement within the room while engaging in voice chat. The headphones can be connected to transmitters and computers, providing a truly wireless experience. In addition to its voice chat capabilities, this headphone system can also be used for caregiving purposes. The transmitters can be placed near infants, the elderly, or the sick, allowing the caregiver to listen to their voices easily. This makes it a great tool for providing care and support. The wireless headset receiver is equipped with an FM radio feature, allowing you to listen to your favorite stations. The electric tuner automatically finds the desired frequency, ensuring a stable and enjoyable listening experience. You can also connect the headphones to any audio output device for versatile use. With high-fidelity sound and a range of over 10 meters, this wireless headphone system delivers an immersive audio experience. The earmuffs are made of comfortable PU leather, ensuring long-lasting comfort. The headphones have a sleek black design and a compact size of 21x16.3x8.5mm. The 5 In 1 Wireless Stereo Headphone With Microphone has a distortion rate of 1% and an impedance of 32. It requires 2 x AAA batteries in the emitter and 2 x AAA batteries in the headphones (batteries not included). The sound principle is moving coil, and the lead wire length is approximately 1.2m. The sensitivity is 108dB, and the speaker diameter is 40mm. The plug type is straight plug, and the frequency response range is 84-108Hz. Package includes: 1*Headset, 1*Stand, 1*Audio cable, 1*Manual. Key Features: Wireless freedom of movement within the room Versatile use for voice chat, caregiving, and FM radio High-fidelity sound with a range of over 10 meters Comfortable PU leather earmuffs Sleek black design Requires 2 x AAA batteries in the emitter and headphones Moving coil sound principle Package includes headset, stand, audio cable, and manual