Supersonic SC-2126BT Black Edition Bluetooth Multimedia Home Music Audio System with CD/MP3 Player, AM/FM Radio, Dual Cassette Player, USB inputs, Detachable Speakers, AC/DC, (Remote Included) Wirelessly Connect to all Bluetooth Enabled Devices Top Loading MP3/CD Player AM/FM Radio Built-in USB Input Compatible: Play Media Devices Such as Flash Drives and MP3 Players Double Cassette Recorder Record from CD, Radio or Built-in Microphone Built-in Microphone Programmable Track Memory 2 Dynamic High Performance Detachable Speakers Play/Pause, Search, Skip, Repeat Functions Rotary Volume Control Telescopic FM Antenna Remote Control Included Headphone Jack AC 110/220V Operated Battery Operation: 8 x “D” Batteries (not included) Power Supply: AC: 110/220V Dual Voltage DC: 12V (8 x “D” Batteries) Power Consumption: 21W Operation Temperature: +5 ?C ~ + 35 ?C Frequency Range: AM: 530-1700 kHz FM: 88-108Mhz Frequency Response: 125-6300Hz Supported Audio Formats: MP3/CD Audio & Cassette Headphone Jack: 3.5mm Stereo