Insignia NS-WHP314 - Over-the-Ear Wireless Headphones. Wireless range up to 45'; 2.4GHz digital wireless signal; built-in lithium-ion rechargeable battery; up to 8 hours of battery life; docking station; lightweight design; adjustable headband. Buy this Headphone and Save $68 Off on a Insignia NS-WHP314 - Over-the-Ear Wireless Headphones for $21.99 with free shipping at Rakuten.com.