Features:Battery-free design, avoid battery replacement and other tedious operations, just insert the cables, plug and play.Multi-function design, support handset, hands-free calls and caller identification, clear sound quality. Support 62 incoming and 16 outgoing call memories, 24 kinds of normal ring selectable.Equipped with LCD backlight screen, you can see clearly even at night, 5-level brightness adjustable.FSK/DTMF compatible.Wide application range, suitable for home, office, hotel, restaurant, retail store, warehouse, etc.Specification:Model: K010A-1Color: WhiteMaterial: ABSLCD brightness adjustment: 5-levelCall memory: 62 incoming and 16 outgoing call memoriesItem size: 20 * 15 * 8cm /7.87 * 5.91 * 3.15inPacking list:1 * Host1 * Handset1 * Coil cord1 * Straight cord1 * User manualFeatures:Battery-free design, avoid battery replacement and other tedious operations, just insert the cables, plug and play.Multi-function design, support handset, hands-free calls and caller identification, clear sound quality. Support 62 incoming and 16 outgoing call memories, 24 kinds of normal ring selectable.Equipped with LCD backlight screen, you can see clearly even at night, 5-level brightness adjustable.FSK/DTMF compatible.Wide application range, suitable for home, office, hotel, restaurant, retail store, warehouse, etc.