Warm tips: AUX input with priority, please make sure the AUX cable is disconnected if you want Bluetooth input.

Features

• TI TPA3255 Chip with 300W x 2 Output: adopts TPA3255 high-performance class d amp chip and NE5532 op amp, with less than 0.005% distortion, and the output power of each channel can reach 300W under 4Ω. 

• Enhanced wireless connection and DSP effects: adopts advanced Bluetooth 5.0 chip to achieve lossless and stable transmission, enjoy Hi-Fi sound quality within 10M distance. With built-in DSP(digital sound processing) to get better sound effects, 

• 2 kinds of audio inputs: besides Bluetooth, also with 3.5mm AUX input, can match well with many audio devices such as phones, tablets, TV, computers etc. to greatly improve sound quality, exclusively designed for audiophiles who pursue HiFi sound.

• Advanced design and perfect details: DC 24V-48V wide working voltage, easy to use at home or on the road. With complete protection circuits, input indicators and volume display screen to make it easier to use, powerful and practical.

Parameters

• Audio input: Bluetooth / 3.5mm AUX
• Audio output: banana speaker jacks
• Amp IC: TPA3255
• Bluetooth version: 5.0 (support AAC / SBC)
• Output Power: 300Wx2@4Ω
• Output impedance: 4-8Ω
• THD: ≤ 0.005%
• SNR: ≥98dB
• Frequency response: 20Hz-20kHz(±1.2dB)
• Working voltage: DC 24V-48V
• Dimensions(W*D*H): 135*90*24mm / 5.31*3.54*0.94in
• Net weight: 400g/0.88lb
• Package weight(without power supply): 600g/1.32lb
• Package weight(with 32V/5A power supply): 1.0kg/2.20lb
• Package weight(with 48V/5A power supply): 1.6kg/3.53lb

• 1*TA-21 PRO Digital Amplifier
• 1*32V/5A Power supply(optional)
• 1*48V/5A Power supply(optional)