Panasonic's KX-TG5571M has a 5.8GHz Frequency-Hopping Digital Spread Spectrum (FHSS) Technology.
- Expandable up to 8 Handsets.
- 5.8 GHz Frequency-Hopping Spread Spectrum (FHSS) Technology.
- 5-Line Amber-Glow Backlit LCD on Handset.
- Wireless Network Friendly.
- All-Digital Answering System:
- 2-Digit LCD Call Counter on Base.
- Voice Menu with Time/Day Stamp.
- Memo Record.
- Remote Control from Handset or Outside Line.
- Customized Ringer.
- Talking Caller ID (see note 1 & 4 below).
- Call Waiting Caller (see note 1 below).
- Ringer ID (see note 1 below).
- Light-Up ID (see note 1 below).
- Picture ID (see note 1 below).
- Icon Operation.
- Light-Up Indicator with Ringer/Message Alert.
- True Voice Paging.
- Voice Enhancer Technology.
- Selectable Ringtones (3 Tones, 4 Melodies).
- Caller IQ? Compatible(see note 2 below).
- Ringer Melody Download on Base & Handset (Max. 2 per Handset and Base)(see note 2 below).
- Easy Operation (Menu Driven).
- 50-Station Caller ID Memory & Dialer (see note 1 below).
- 50-Station Phone Book & Dialer.
- Chain Dial.
- Intercom.
- Lighted Handset Keypad.
- Up to 4-Way Conferencing 1 Speed Dialer (10-Station).
- Phone Book Sharing (see note 3 below).
- Dual Keypads on Base & Handset.
- Speakerphone on Base & Handset.
- Ringer Volume Control on Base 8s Handset.
- Talk Volume Control on Base (8-Step) & Handset.
- Hold/Mute/Flash on Base & Handset>
- Redial on Base & Handset (Last 5 Numbers Dialed).
- Headset Jack & Belt Clip Included.
- Wall Mountable.
- Reversible Handset Charging.
- Replacement Battery: Panasonic HHR-P104.