Sony Wireless Stereo Headset

Design: These are wireless, on-ear or over-ear headphones with a foldable design featuring blue earcups and a black headband. The earcups have a swivel function for easier portability. Connectivity: They utilize Bluetooth technology for wireless music streaming and hands-free calling via a built-in microphone. Sound: The box emphasizes "Extra Bass" and "Hi-Res Audio" capabilities, suggesting a focus on deep and powerful audio performance. Some retailers mention a frequency range of 12Hz to 24KHz. Battery Life: Retailer listings indicate a battery life of up to 6-8 hours, or in some cases up to 30 hours of playback on a single charge.