Bluetooth® Dual Alarm Clock Radio with Two USB Charge Ports – Naxa Electronics
Amazon.com: HANNLOMAX HX-131CR Alarm Clock Radio. PLL FM Radio, 1.2" Red LED Display, Bluetooth, USB Ports for 2.4A & 1A Charging/MP3 Playback, Night Light. : Home & Kitchen
Timex Large Display Alarm Clock Radio w/Battery Backup MP3 Line-in T227BQ 758859205946 | eBay
Large Piezo Alarm - 16 Tone - COM-13939 - SparkFun Electronics
Alarm Buzzer Dc 12v 85db Mini Electronic Alarm Buzzers Constant Tone Dropship - Acoustic Components - AliExpress
DC 5V MP3 Voice Playing Module Buzzer Module PH2.0 Alarm Speaker for MCU Robot Smart Car - Voice Module - Arduino, Robotics, Raspberry Pi, ESP8266, Learning DIY, Development board ICStation