The Gigaset 4215 also includes a 4200 cordless handset. Cordless handset features include: Illuminated graphical five-line handset display LED on top of handset indicating call/active line/message waiting. Voice dialing for 20 entries (up to 4 users). Voice-announced Caller ID for 20 entries. Caller ID/Call Waiting* display on handset. Phone directory for 200 names and numbers. 30 number call log. Speed dialing from directory/call log. Tri-language display (English/Spanish/French). 9-number direct dial. Internal antenna. Clock, alarm and date reminder. Handset ringer volume control. Ringer volume/cadence/pitch control. Page/find/registration key. Belt clip. Multiple handsets feature Intercom, Call Transfer, Call Conferencing & Room Monitor. Digital Answering Machine Features: 33 minutes recording time runs entirely from the handset. Voice prompts in three languages (English/Spanish/French). Multiple outgoing messages (up to four). Memo/call record. Call screening. Voice time/date stamping. Full remote operation. Power failure protection. Technical Specifications: Range: 150 1,000 feet. Recharging of handset in base station. Battery life: 10 hours talk time, 150 hours standby time. Power Supply: 120V AC 60Hz/9.5V AC Handset: 2 rechargeable NiCd AA batteries. Base Station: plug-in power supply. Handset weight: 5.6 ounces Dimensions: (L x W x D) Handset: 6.4 x 2.1 x 1.4 Base Station: 5.4 x 5.9 x 2.5 * Caller ID/Call Waiting Service required from provider.