Top features: - Nuisance call blocking stops unwanted calls - Hands-free speaker lets you talk without holding the handset - Do not disturb feature for silencing incoming calls Nuisance call blockingAvoid nuisance and unwanted calls with the built-in nuisance call blocker that allows you to block up to 50 specific numbers.Handsfree speakerWhether you've been put on hold, or want to hold a group conversation, the hands-free speaker lets you make and receive calls without holding the handset to your ear.Do not disturbIf you don't want to take the call or are too busy you can use the do not disturb feature to silence incoming calls.___________________________________________________Please note: You must subscribe to a Caller Display service from your network provider for the nuisance call block and caller display features to work. Charges may apply.