Alarm Clock Bluetooth Speaker A275
Bluetooth Version: V4.2RF Distance: 10mOutput power: 4Ω 5WSpeaker size: 4.0mmCharging/wreless voltage: DC 5V 1ABattery Capacity: 3.7V/500mAhPlay time:1-2hProduct Weight:134gFrequency response: 100Hz-20KHzMaterial: ABSFunction: Bluetooth, TF card, FM radio, AUX in Alarm clock