Sharp Alarm Clock with Bluetooth Speaker Larger size digital LED Alarm Clock with Built-in Bluetooth Speaker Auxiliary Port, LED Screen, Alarm, Battery Backup, Snooze Function Display Size: 0.9 " Display Features: Digital Clock Display, Blue Text Input Type: Auxiliary Power Source: Electrical Plug-In Dimensions: 3.19 " H x 2.6 " W x 6.23 " D