• Mini size but strong output power: adopting TPA3221 chip, much better than TPA3116 in power and performance, each channel can output up to 100W, easily to drive 3''-10'' speakers, ultra-low heat emitting even when powering floor-standing speakers.
• Stable and better sound quality: Bluetooth 5.0 version chip with DSP (digital sound processing), up to 50ft connection range makes HiFi music with low signal delay, the sound is clear, no pop and no audible noise via Bluetooth input.
• 3.5mm AUX and Bluetooth inputs: can match well with much audio devices to provide better sound quality, using buttons but not potentiometer to control the volume to avoid noise, exclusively designed for the audiophiles who pursue HiFi sound.
• Compact design and perfect details: besides advanced protection circuits, also with input indicators and volume display, clearly to show working status in real time. Cool black aluminium case and crystal copper terminals, practical and powerful.

• Brand: Nobsound
• Model: TA-21
• Audio input: 3.5mm AUX / Bluetooth
• Audio output: banana speaker jacks
• Bluetooth version: 5.0
• Max output power: 100W+100W
• Amp IC chip: TPA3221
• Matched speaker: 3''-10''/ 4-8Ω
• Frequency response: 80Hz-20KHz
• Working voltage: DC 9V-24V / 3A or above
• Minimum input power: 50W
• Dimensions (W*D*H): 78*90*23mm / 3.07*3.54*0.91in
• Net weight: 143g / 0.32lb
• Package weight: 600g / 1.32lb

User Manual & Driver of Nobsound TA-21

• Nobsound TA-21 Reviewed by @元気なおじい