Phone Features

Up to 2 simultaneous calls per handset

• Vibration Alarm

• Built-in Bluetooth

• Handset select for receiving call

• Handset and Number select for making call

• Auto intercom, auto answer

• 3-way conference

• Call forward: Always/Busy/No Answer

• DND

• Call waiting, mute, hold

• Call transfer

• Swap between calls

• Redial

• Speed dial

• Voice mail

• Silence

• Dial plan: Replace Rule/Area Code/Block Out

• Keypad lock, emergency call

• 100 phone book memory (store in the base)

• Remote phonebook, LDAP, XML phonebook

• Phonebook search, block list

• Call history: All/Placed/Missed/Received (up to 100 entries)

• Direct IP call without SIP proxy

• Reset to factory, reboot

• Anonymous call, Anonymous call rejection

• OTA (Over-The-Air) upgrade

Voice Features

• Full-duplex speakerphone

• HD audio

• Hearing Aid Compatibility (HAC)   compliant

• Frequency response—100 Hz–7 kHz

• FNR (Flexible Noise Reduction)/Noise Cancellation

• Receiver volume control: 5 steps

• Ringer volume control: 5 steps+off

• 9 ringer melodies

• Multiple advisory tones

• Acoustic warning for low battery status

• DTMF

DECT

• Frequency bands:

1880 – 1900 MHz (Europe), 1920 – 1930 MHz (US), 1902 – 1906 MHz (TH), 1910 – 1920 MHz (BR)

• DECT Range:

- Up to 50 meters indoors (in ideal conditions)

- Up to 300 meters outdoors (in ideal   conditions)

Physical Features

Handset Size:151.0 mm x 49.5 mm x 21 mm

• Handset Weight: 126.5 g

• Color: Space Gray

• Battery: 1010 mAh, Lithium-ion, 3.7 V,   3.73 WH

- Up to 21 hours of talk time (in ideal   conditions)

- Up to 166 hours of standby time (in   ideal

 conditions)

• Headset jack (3.5 mm)

• Charger: DC 5V/0.6A Output

• Power Adapter:

- Input: 100-240 V - 50/60 Hz, 0.2 A

- Output: 5 V, 0.6 A

• Backlit keypad with 25 keys:

- Standard ITU telephone keypad, 12 keys, 4x3, with star and pound key

- 5 navigation keys (left, right, up, down, OK)

- 2 softkeys

- 6 function keys (Speaker, message,   Off-hook,

 Cancel, TRAN, Mute)

- 6 shortcut keys

• Operating humidity: 10 - 95%

• Operating temperature: 0 to 40 °C (+32   to 104 °F)

• Storage temperature: - 30 to +70°C (-22   to +158 °F)

Package Features

• Package contents:

- W78H Handset

- Charger Cradle

- Rechargeable Battery

- Belt Clip

- Power Adapter

• Giftbox size: 181 mm × 104 mm × 90 mm

• Carton meas: 473 mm × 443 mm × 198 mm

• N.W: 6.884 kg

• G.W: 7.696 kg