Zelher P20 Over the Head noise canceling Bluetooth Headset for Cellphones 21 Hour Talk Time & 4x Noise Cancelling 1 Year Warranty PREMIUM NOICE CANCELING CRYSTAL CLEAR CHAT  premium noise canceling microphone Bluetooth, Blocks 4 Times external noise, keeping your conversations crystal clear. EXTRA LONG TALK TIME  The Zelher P20 wireless headset offers 21 hours of talk time as well as 400 hours standby on a single full charge. MULTIPOINT SUPPORT: Pairs with 2 Bluetooth devices simultaneously FEATURES - Call waiting, 3-way calling, voice dialing, Call answer/ end, redial, mute, refuse incoming calls 1 YEAR MANUFACTURER WARRANTY ON OUR NOISE-CANCELLING BLUETOOTH HEADSET- In the unlikely event you experience difficulty with your Zelher P20 Bluetooth headset, we offer a 1 year manufacturer warranty on your unit and will be happy to repair or replace as necessary.