Electronic Tube Bluetooth Receiver Dual Input Adjustment Knob Stereo Tube Receiver for Home

Feature: 1. Dual Input: Bluetooth tube amplifier receiver is a dual input, hands free, relay automatic switching (bluetooth first). 2. Clear Sound Quality: Stereo tube amplifier receiver uses bluetooth receiver and independent DAC decoding 9018 dual chip architecture I2S signal decoding to bring clearer sound quality. 3. Bluetooth 5.0: Stereo tube amplifier receiver uses bluetooth 5.0 higher bandwidth 2Mbps data volume, 44.1kHz16bit dual channel sound signal code rate up to 1.411Mbits. 4. Sound Quality: Electronic tube bluetooth receiver eliminates burr or sharpness in the sound, with bright high frequencies, clean midrange, and elastic low frequencies. 5. Adjustment Knob: Bluetooth tube amplifier stereo receiver comes with independent adjustment knobs for high and low frequencies, and the high and low frequencies are freely adjustable. Specification: Item Type: Electronic Tube Bluetooth Receiver Material: Aluminum Alloy Electronic Tube: 6K4 Input Port: Bluetooth 5.0 and RCA Double Lotus Output Port: RCA Double Lotus and 3.5mm Headphone Hole Op Amp Chip: Dual 5532 (Op Amp Block, Can be Unplugged and Replaced) Distortion: less than 0.1percent Signal To Noise Ratio: more than 98db Frequency Response Range: 20Hz-20kHz (+-3db) Tweeter Adjustment Range: +-6db Bass Adjustment Range: +-10db. Package List: 1 x Sound Adapter1 x Instruction Manual2 x Electronic Tube1 x Receiver Bar1 x Power Cord