Specifications

Display: 5-charactor backlit LCD panel User controls: Talk key, next and previous keys, DND selection/indication key, volume up and down keys Key backlighting: Installer-selectable amber or green with red indication Audio input: Built-in microphone with automatic gain control Amplifier: Monaural (for system functions only) Min. load impedance: 8 ohms per channel Speaker relay: 4-pole double-throw Speaker connectors: 2 removable 4-pole screw terminals Speaker wire size: Up to 14 AWG CAT-5 connector: 110 punch-down block Keypad style: Single-gang Decora® Available colors: White, almond, bone, black, brown Dimensions: 1.875" W x 4.188" H x 2.625" D (4.8 x 10.6 x 6.7 cm) Weight: 5.6 oz (159 g)