The Aiwa KBTUSD800 karaoke speaker combines two 8-inch speaker drivers with two 3-inch tweeters and delivers 80 W RMS of output power. It connects wirelessly via Bluetooth with a range of up to 10 metres, while the USB, TF card, AUX and two microphone inputs let you play music and use microphones.

It supports MP3, WMA, WAV, APE and FLAC files, as well as SD cards or USB flash drives up to 64 GB with a FAT32 file system. The lead-acid battery has a voltage of 12 V and a capacity of 4,500 mAh, and takes 220 minutes to charge. The package includes an AC adapter, a 3.5 mm AUX-IN cable, a remote control, two wireless microphones, two AAA alkaline batteries and four AA alkaline batteries.

• Type: Karaoke speaker
• Colour: Black
• Output power: 80 W RMS
• Speaker drivers: 2 × 8 inches, 50 W each, 4 Ω
• Tweeters: 2 × 3 inches, 15 W each, 8 Ω
• Bluetooth range: 10 metres
• Connectivity: Bluetooth, USB-A, TF, AUX, 2 microphone inputs
• Supported audio formats: MP3, WMA, WAV, APE, FLAC
• Maximum SD card or USB flash drive capacity: 64 GB FAT32
• Battery: Lead-acid, 12 V, 4,500 mAh
• Charging time: 220 minutes
• Charging input: 15 V/2 A
• Signal-to-noise ratio: 80 dB
• Sensitivity: 80 dB
• Dimensions: 30 × 31.5 × 74 cm
• Package contents: AC adapter, 3.5 mm AUX-IN cable, remote control, 2 wireless microphones, 2 AAA alkaline batteries, 4 AA alkaline batteries