Home Slickdeals Zealot B21 Noise Cancelling Wireless Bluetooth Headphones w/Built-in Mic $10 + Free... Slickdeals Zealot B21 Noise Cancelling Wireless Bluetooth Headphones w/Built-in Mic $10 + Free Shipping By ARCOM - 7 November 2018 161 0 SHARE Facebook Twitter Go to the deal page: Zealot B21 Noise Cancelling Wireless Bluetooth Headphones w/Built-in Mic $10 + Free Shipping