Model Number: WY-C8632 Key Specifications/Special Features: We offer a diverse range of caller id phones in different designs and specifications. Features:1) fsk/dtmf system compatible2) 50 incoming call memory (review/call back/delete function)3) 30 outgoing call and 50 vip memory4) Local area code setting5) 2 special IP numbers memory6) Speed dialing7) 10 selectable ringtones8) Call holding with music9) Calculator10) Clock with 3 alarm settings11) Flash12) redial13) Handsfree14) Anti-theft protection15) Automatic redial when dialed number is busy16) Lock "0" function.