Technical Specification:

Speaker Power Output (PMPO) : 38 Watt

Frequency Response : 40Hz - 20kHz

Total Harmonic Distortion (THD) : 0.1%

Controller Knob : Volume/Treble/Bass/Mic. Volume/Echo

Wireless Frequency Range (UHF) : 50m max. (single channel)

Playback Time : 5 hours (standard) / 10 hours max. (optional)

Internal Battery : Built-in 12V DC, 1.2Ah rechargeable battery

External Battery Port : One external 12V DC battery port

Dimensions : L230 mm x W145 mm x H280 mm

Accessories : One 5M Stereo Cable , One Handheld UHF Microphone (50m max.)

Optional Accessories : 1M/3M/7M/10M Stereo Cable , Lapel Microphone Headset Microphone, External Battery

DC Adapter / Power Supply : 13.5V DC