Home Office Expandable Cordless Telephone HandsFree Call with Caller ID US Plug 100240V Feature: 1. LCD 3line display, with premarking and editing functions, recall and pause functions. 2. The same basic unit can register up to 5 devices, and each device can register up to 4 basic devices. 3. 30 incoming numbers memories and 10 outgoing numbers memories, 50 phone book memories, containing 12 characters, up to 20 numbers. 4. The call can transfer to another device and support internal calls between two devices, external calls and conference calls between two phones. 5. 10 ringtone options, suitable for different melody of different calls, adjustable ringtone/headphone/handsfree volume. 6. Alarm function, you can set the audio/pulse dial mode, flashing time 100/300/600/1000ms for selection, 16 interface languages. 7. LCD backlight function, automatic/manual answer function, dial restriction function, keyboard lock function, mute function. Specification: Item Type:Expandable Cordless Telephone Material: Plastic Color: Black Weight: Approx. 342.0g/12.1oz Model: D1005 Input: 100-240V, 50/60hz Frequency: 1.8/1.9ghz 16 Interface Languages: Portuguese, Spanish, English, French, German, Italian, Dutch, Hungarian, Greek, Polish, Danish, Norwegian, Swedish, Turkish, Russian and Ukrainian. Battery: 2 x AAA batteries (not included) Phone Size: 16.6x4.6 x2.4 cm / 6.5x1.8x0.9 in Base size: 8.2x7.5x9.9 cm / 3.2x3.0x3.9 in Package List: 1 x Expandable Cordless Telephone 1 x Base 1 x Adapter 1 x Phone Cable 1 x Manual Note: Recommend to use 2pcs AAA rechargeable batteries.