IQ Sound iQ Edge Pro TWS Bluetooth In Ear Earbuds with Mic and Smart Display Charging Case, ANC and ENC, up to 20 Hours Play Time, IQ 341ANC, White Filter Monster Accurate Temperature Control: Features a 3P2059 FTPTK4GWP1 Accurate Temperature Control: Features a built in on off switch and adjustable thermostat with a range of 105 to 165 degrees F – low enough for fruits and vegetables but high enough for dehydrating meat Bluetooth® audio streaming ANC + ENC modes ANC (Active Noise Cancellation) reduces unwanted ambient sounds while ENC (Environmental Noise Cancellation) filters out background noise during calls to ensure clearer communication True Wireless for stereo sound