Sell ✤☍✎220V 800W Bluetooth Amplifier 2.0 Channel Black with Remote control HiFi Stereo AV Surround Amplifier FM Karaoke Cine best price

"Feature: Figure 2 is the updated version of BT309, with new recording function. The product is upgraded for free during the activity this machine has two microphone input channels. The overall design is based on room requirements. The Kara OK effect processor uses 24 bit. The 96 khz high-speed ADC DAC chip handles human voice effects, making the singing more natural and beautiful 2)MP3 player with USB stick and SD card, FM radio with automatic channel search function. 3)Built-in MP3 player with infrared remote control receiving function. 4)Built-in Bluetooth Receiving Function. 5)This machine has perfect protection measures - Output short circuit protection system. - Overheat overload protection. Specification: 1.Rated voltage: DC12V/AC 220V 2.Rated power: 50W+50W 3.Max power: 400W+400W 4.Resolution: 20-20 KHZ 5.Distortion rate: 0.4 6.Impedance: 4-16 ohms 7.Signal to noise ratio: ≥80dB 8.Effective frequency range: 20HZ-20KHZ 9.Input sensitivity: 150-300mv 10.Overload source electromotive force: ≥1.5V 11.Tone adjustment: - 100Hz:+10dB/-10dB - 10KHz.+10dB/-10dB 12.Degree of separation: ≥54dB 13.Crosstalk attenuation: ≥53dB 14.Channel gain difference: ≤1dB 15.Maximum noise: 6mV 16.MIC input sensitivity: 10mV 17.MIC overload source electromotive force: ≥350mV 18.MIC SNR:≥70dB 19.MIC frequency response range: 25Hz-15KHZ 20.Channel: 2.0 channel 21.Output connection: Left and right channel power output interface 22.Dimensions(mm): 200(L)X190(W)×55(H) 23.Attachment: Remote control Package Included: 1x bluetooth amplifier 1x Remote control 1x Manual "