iLive IAHB31B IAHB31B Over-Ear Wireless Bluetooth Sleep Mask Headphones Belt Clip Frequency Response: 10 Hz 250

Frequency Response: 10 Hz 250 Khz

2 feet long extension

Two Hook System

60 minute timer with auto shut off

maximum efficiencies

iLive IAHB31B IAHB31B Over-Ear Wireless Bluetooth Sleep Mask Headphones Belt Clip Frequency Response: 10 Hz 250Light blocking design with soft, comfortable fit and adjustable headband; slim earphones for comfortable side sleeping; electronics detach for easy cleaning; Bluetooth(R) 5. 0 with wireless range up to 33 ft.; voice prompts announce headphone functions and make Bluetooth(R) pairing easier; Built in microphone and hands free speakerphone for phone conversations; Works with Siri(R) and Google(R) voice assistants; Up to 10 hours of total play time at 50%